Max & Molly Watermelon XSmall Harness 1x32-40cm. The Max & Molly H-Harnesses are the perfect everyday companion for you and your four-legged friend. There are two D-rings on the back for even better control or to hang accessories. The H-Harnesses are made from a sturdy polyester side printed with unique designs and soft, quick-drying, flexible neoprene on the back. Due to the choice of materials, the H-Harnesses are lightweight and especially comfortable for your dog. The H-type harnesses provide comfort and support, while easily adjusting to your dog's size. You will enjoy their unique construction.