Dog Collar Dashi Betty You Collar Large 2.5x46-72cm. Dashi collars are made from durable polyester, fully adjustable, with a 4-point locking buckle system for your dog's safety. Dashi uses innovative technology to bring prints to life, ensuring that colors are fade-resistant. It is extremely flexible and lightweight, without weighing down your pet's neck. Simply wash the collar with water and liquid detergent. The fabric dries quickly after washing. It features a plastic safety buckle and adjustable length. Highly durable, easy to clean and dry.