Plastic. Price is for one whistle only. Promotional price. Comes with key ring attachment. GI Government Issued type whistle. Contains a small hole at the end to place on neck strap key rings and much more. Pocket size. Color cannot be chosen but will come as a surprise when whistle is received. A must for camping, hiking, fishing, backpacking, military personnel, public safety personnel, and law enforcement personnel. Plastic whistle.