The Bloodline Elite Dog Vest from Rig'Em Right Waterfowl offers the utmost protection for your most reliable hunting partner. The unique 3-layer construction of the upper material consists of 3mm neoprene next to "skin" for warmth and comfort, a thin layer of foam for added flotation and an outer layer of heavy-duty canvas for protection from brush and briars. Also features 5mm neoprene throughout the chest for flexibility and warmth and a sturdy braided handle to help your buddy back into the blind or boat. This vest has a more athletic cut around the neck and between the front legs to provide better mobility without rubbing and bunching.Size Chart:Vest Size: Chest Measurement*Large 28"XLarge 30"XXLarge 33" *Measurement should be taken just behind the front legs, measuring the total distance around your dog's chest at the widest part.