Chest Harness Max & Molly Frenzy the Shark XSmall 1.5x32-40cm. Max & Molly H-Harnesses are the perfect everyday companion for your four-legged friend. There are two D-rings on the back for better control or to hang accessories. The H-Harnesses consist of a sturdy polyester side with unique designs and soft, quick-drying, flexible neoprene on the back. They are lightweight and comfortable for your dog. Max & Molly's H-type harnesses provide excellent comfort and safety. The H shape offers comfort and support, while easily adjusting depending on the size of the dog.