Bag of 12 Chews. Size M is suitable for dogs from 12-18 kg. WHIMZEES Occupy Chews are specially designed to keep the dog engaged for longer. The rice bone, the antlers and the vegetable ear shapes give the dog a treat that keeps him busy. These chews are made with only ingredients that are free of raw hides for a safe and satisfying chewing experience! Long lasting WHIMZEES Antler's unique shape was deliberately developed to give dogs a healthy challenge and keep them engaged and chewing longer. Rawhide-free: WHIMZEES Antlers are rawhide free and made with a limited number of ingredients. Infused with chamomile extract Helps clean the teeth while the dog chews. Made without artificial ingredients, colors, flavors or preservatives or GMOs, gluten or meat.