PP+Stainless steel material,ergonomically designed for one-hand operation. 3 inch needles with double-hole design in needle resists clogging, distributes marinade in two directions, easily penetrates deep to deliver optimum flavor infusion throughout,marinates foods quickly and cleanly. Measurement markings in milliliters and ounces up the side,total 30ml(1oz.)capacity. Simply fill in the syringe with any kinds of sauce,and injected into the meat,it will be more effective than by brushing on the surface. Injections including: Garlic Butter, Honey Butter, Red Wine, and Buffalo Sauce etc,perfect for intensifying the flavor of brisket, pork, chicken, turkey, lamb, goose, duck, and more!