Top Sun Mountain Deals & Price Drops for March 2026

Granite is not just another puffy. The Granite has sustainable 37.5® sixty-gram insulation which works to maintain an ideal core temperature, enabling you to perform better, longer. 37.5 allows you to wear a puffy without overheating in moderate conditions. Ultimately, Granite is a lightweight technical piece that keeps you comfortable in a wide range of conditions.

The new Horizon Vest is warm without being bulky. This vest is ultralight and insulated with 37.5® fill, which has an extreme weight-to-warmth ratio. The Horizon combines a windproof, insulated shell with side panels that stretch for a comfortable fit and freedom of movement. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.

Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible. Like the AT Hybrid Vest, the new Gradient Vest has full-length, windproof panels to keep your core warm and stretch side panels for range of motion and comfort. 37.5® insulation is chemical-free and has an extreme weight-to-warmth ratio. Performance clothing powered by 37.5® Technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best.Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

The new Horizon Vest is warm without being bulky. This vest is ultralight and insulated with 37.5® fill, which has an extreme weight-to-warmth ratio. The Horizon combines a windproof, insulated shell with side panels that stretch for a comfortable fit and freedom of movement. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible. Like the AT Hybrid Vest, the new Gradient Vest has full-length, windproof panels to keep your core warm and stretch side panels for range of motion and comfort. 37.5® insulation is chemical-free and has an extreme weight-to-warmth ratio. Performance clothing powered by 37.5® Technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best.Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%.

Powered by 37.5 insulation, the Granite Reversible Vest is packable and ultralight. The key feature of 37.5 insulation is its ability to make you comfortable, which ultimately helps you perform better. When you are cold, it warms you, when warm it cools you. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.

Engineered for active golfers, the Women's Colter III Vest combines strategic insulation with dynamic mobility. Insulated core panels deliver targeted warmth while 4-way stretch side panels enable unrestricted swing mechanics. The 37.5® technology regulates body temperature across varying conditions, preventing overheating during moderate exertion. Ultralight construction makes this vest an essential layering foundation that won't compromise your swing or comfort on the course.

Engineered for active golfers, the Women's Colter III Vest combines strategic insulation with dynamic mobility. Insulated core panels deliver targeted warmth while 4-way stretch side panels enable unrestricted swing mechanics. The 37.5® technology regulates body temperature across varying conditions, preventing overheating during moderate exertion. Ultralight construction makes this vest an essential layering foundation that won't compromise your swing or comfort on the course.

The Headwall Vest is the ultimate lifestyle layering piece. Constructed with a single-layer fabric featuring a sweater knit face and brushed fleece interior, it provides both comfort and style. With added protection from the wind thanks to the front liner, this timeless vest is the perfect addition to any wardrobe.

Powered by 37.5 insulation, the Granite Reversible Vest is packable and ultralight. The key feature of 37.5 insulation is its ability to make you comfortable, which ultimately helps you perform better. When you are cold, it warms you, when warm it cools you. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.

Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible. Like the AT Hybrid Vest, the new Gradient Vest has full-length, windproof panels to keep your core warm and stretch side panels for range of motion and comfort. 37.5® insulation is chemical-free and has an extreme weight-to-warmth ratio. Performance clothing powered by 37.5® Technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best.Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%.

Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible. Like the AT Hybrid Vest, the new Gradient Vest has full-length, windproof panels to keep your core warm and stretch side panels for range of motion and comfort. 37.5® insulation is chemical-free and has an extreme weight-to-warmth ratio. Performance clothing powered by 37.5® Technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best.Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

Powered by 37.5 insulation, the Granite Reversible Vest is packable and ultralight. The key feature of 37.5 insulation is its ability to make you comfortable, which ultimately helps you perform better. When you are cold, it warms you, when warm it cools you. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.

Built for golfers who refuse to compromise between warmth and performance, the Aria Vest features a quilted front that shields against the cold while elastic side and back panels preserve your full swing range. This hybrid design eliminates unnecessary weight and restriction, delivering a piece that performs as well as it looks. Layer it confidently knowing you've got thermal protection paired with the mobility serious players demand.

Stay warm and comfortable in any weather with the Colter III Vest. Insulated panels provide ultimate warmth, while the 37.5® premium insulation regulates your body temperature. Keep your essentials safe in the interior chest pocket, and your hands cozy in the insulated hand warmer pockets. In the Colter III Series, we use patented 37.5® premium insulation, which makes you more comfortable by helping control your core temperature. The insulation retains body heat, while 37.5® active particles embedded in the insulation accelerate vapor movement and prevent overheating and moisture build-up. Strategically-placed stretch panels provide freedom of movement. Performance clothing powered by 37.5® Technology helps you maintain an ideal core temperature so that you can perform your best.

The new Horizon Vest is warm without being bulky. This vest is ultralight and insulated with 37.5® fill, which has an extreme weight-to-warmth ratio. The Horizon combines a windproof, insulated shell with side panels that stretch for a comfortable fit and freedom of movement. 37.5® technology removes moisture before it turns into sweat, helping you maintain an ideal core temperature so that you can perform your best. Climate control clothing with 37.5® Technology has been proven to decrease the rate of core temperature buildup, increasing athletic performance by up to 26%. Whether you’re training, competing, or recovering, your performance depends on staying in your comfort zone as long as possible.