Men’s Fourbarrel Triclimate. Take the guesswork out of layering for the slopes. The Fourbarrel Zip-In Triclimate® Jacket is versatile enough for autumn winds, winter snows and spring slush. The outer jacket is made using durable DryVent™ fabric, which is completely waterproof and highly breathable. The lightweight inner jacket features Heatseeker™ insulation for warmth, even in damp conditions. Wear them together or alone to suit the conditions. • Sizes | S, M, L, XL • Fabric, outer shell A | 100% nylon / Woven / DryVent™ / 149g • Fabric, inner shelf A | 100% recycled polyester / Woven / Taffeta / 73g • Insulation | 100g Heatseeker™ synthetic insulation. • Outer jacket: Two chest pockets with flaps • Outer jacket: Secure-zip hand pockets • Outer jacket: Internal goggle pocket • Outer jacket: Underarm vents for added breathabiity • Outer jacket: Secure-zip wrist pocket with goggle wipe • Inner jacket. HEATSEEKER™. Synthetic Heatseeker™ insulation delivers exceptional warmth without the bulk. It is highly durable and compressible – ideal for packing into backpacks and luggage.