STEP-IN HARNESS - Simply step into this harness and clip and you're all ready to go! No need to go over the head. Secure buckle system for added safety and easy to get on and off. NEOPRENE - Made from soft breathable neoprene. Form-Fitting and Quick-Dry Capabilities. Washable and durable. ADJUSTABLE - 4 ways adjustable straps, gets a customized fit with room for growth. NO PULL - Ergonomic design, pulling pressure is evenly distributed to the body to prevent choking. MEASURE FIRST - Please measure Dog's Neck & Chest Girth before buying! Then check Size Chart accordingly. Best for Small to Medium Sized dogs. NEOPRENE COMFORT - Made from soft breathable neoprene. Washable and durable (Air dry). NO PULL - Ergonomic design, pulling pressure is evenly distributed to the body to prevent Choking. STEP-IN HARNESS - Simply step into this harness and clip and you're all ready to go! No need to go over the head. Secure buckle system for added safety and easy to get on and off. ADJUSTABLE - 4 ways adjustable straps, gets a customized fit with room for growth. MEASURE FIRST - Please measure Dog's Neck & Chest Girth before buying! Then check Size Chart accordingly. UNISEX DESIGN - Looks great on Boy and Girl pups.