Made of durable, lightweight neoprene mesh material for a comfortable, breathable fit. Back hook harness provides pet owner with complete, tug free control. Adjustable nylon strap provides a perfect fit.  Four Paws harnesses provide owners with a secure, comfortable, and controlled way to walk their pets|Made of durable lightweight neoprene mesh|Adjustable nylon strap offers the perfect fit|Back hook harness allows extra control without the tugging