Conforms to EN150. 100% polyester fabric with hook and loop fastening. 50mm width reflective tape around the body and each shoulder. Washing Instructions 1) Between 2 Shoulder Reflective Tapes at Rear – W17xH20cm. 2) Between 2 Horiontal Tapes at Rear – W42xH4cm. 3) Left & Right Hand Chest – W8xH8cm. 4) Between 2 Horiontal Tapes in front left & Right – W21xH4cm. (Based on Size Small)