Improved fit with narrowed chest piece. Weatherproof shell fabrics combined with lightweight mesh-like inner lining. Durable and rust-free stainless steel metal parts. Handle on the back. Adjustable neck and chest straps. 3M reflective prints and 3M reflective bands. Hand wash. Size small: neckline 28-37cm (11\\\"-14\\\", chest 40-45cm (16\\\"-18\\\".Size medium: neckline 35-45cm (14\\\"-18\\\", chest 45-60cm (18\\\"-24\\\".Size large: neckline 45-55cm (18\\\"-22\\\", chest 60-80cm (24\\\"-32\\\".