UP TO 50% MORE FLOTATION MATERIAL THAN THE "CHEAPIES" YOU SEE OUT THERE. AFTER ALL, SHOULDN'T A FLOAT VEST ACTUALLY FLOAT?? Combining advanced manufacturing techniques and the highest performance materials available - EZYDOG has again set the benchmark for K9 products. The Doggy Flotation Device has been designed and extensively tested to give your dog the most ergonomic and comfortable fit possible. Our unique ultra-bouyancy foam is strategically positioned within the vest to keep your dog in a natural swimming position at all times. Unlike other vests, the Doggy Flotation Device does not hinder your dogs' natural movement and can be quickly and easily fastened and removed.