Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
Versatile, durable softshell jacket providing breathable, weather-resistant performance. Gamma Series: Softshell outerwear with stretch. *The Gamma Jacket was previously the Gamma LT Jacket
Inspired by climbing, then refined to expand its versatility, the Gamma Jacket works on rock, trail, and easily transitions to daily use. Made from a light, durable double weave, it blends wind and water resistance with breathable comfort. The clean, athletic fit allows room for light layers, and performance stretch gives you freedom to move. Born in British Columbia where the mountains meet the sea, this is a proven performer built to handle a range of conditions and landscapes.
Weather resistant mid or outer layers with stretch. Highly breathable and abrasion resistant.
Air permeable four-way stretch woven textiles with superior abrasion resistance.
High performance, minimalist design that is durable for its weight.
Versatile high performance designs for diverse activities and conditions.
Size XS, S, M, L, XL, XXL
Weight 445g / 15.7 oz
Fit Regular
Model X000007485
Model Measurements : Height: 6'0"/182.9cm, Chest Width: 36"/91.4cm, Waist: 29"/73.7cm, Inseam: 31"/78.7cm
Wearing Size: Medium
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store