MATERIALS: Inner: Removable padding quilted inner lining and removable UREAMAX? membrane, column water 5000/5000 ml. Outer: Nylon and Polyester. DETAILS: Touring fit; Designed for Drink System (separately sold p/n 0016863.). HOMOLOGATED PROTECTION (CE EN 1621-1); EVA back protector. Designed for Clay Level 2 back protector (separately sold p/n 0016809.090 WS400 p/n 0016811.090 WS450 - p/n 0016812.090 WS500). Use of magnets to adjust ventilation; AC2 system (Acerbis Air Clima Comfort). Ventilation provided by front and rear hidden panels. Double zipper on sleeves for better ventilation; Removable sleeves. Adjustable waist; Neck with 2 buttons regulation closure; Adjustable sleeves with buttons; Adjustable waist with draw string; Reflective inserts front and rear. 10 pockets; Zip to attach pants.