When converted to a vest, armhole wind cuffs snugly surround the arm to prevent cold wind and snow from entering the jacket's core.

Features:

Zip-Off Sleeves Convert the Jacket to a Vest
Armhole Wind Cuffs Keep Cold Air Out of Vest
Back Pocket for Sleeve Storage
Removable, Rollaway Hood for Always-Ready Shelter
Taped Critical Seams Prohibit Water Penetration
Reflective Spyder Logos on Back
"Flasher" Internal Pass Pocket
Internal Mesh Goggle Pocket
Brushed Micro Fiber Inner Collar Prevents Chafed Chin
  
Movable Custom Chamois Lens Wipe on Carabiner with Shock Cord
Internal Drawcord at Hem Blocks Cold Air and Snow
Internal MP3 Pocket
Multiple Pockets For Extra Gear Storage
Cross-Dye Rip-Stop Lining
Pass/Credit Card Pocket on Sleeve
Built-In Key Holder Clasp in Pocket
Velcro Adjustable Cuff with Gusset

Material:

Body - Polyester Dobby Weave with Dermizax™ 20,000mm Membrane and Spylon+™ Water Repellent Finish
Insulation:
Body - Thinsulate™ Insulation, 100 gram
Sleeves - Thinsulate™ Insulation, 80 gram