Great for interactive play with one or multiple dogs. Best for dogs who like to whip their toys and play tug for hours. Floats in water, and its machine washable, (air dry). 4 LAYERS OF MATERIALTuffy® Ultimate toys are made with UP TO 4 layers. 1 layer soft fleece on the outside. 1 to 2 layers of industrial grade luggage material on the inside. 1 layer of plastic coating on the inside. SEWN MULTIPLE TIMESAll of the toy layers are sewn together to make one super strong layer of material. Each toy is sewn together with 2 rows of cross stitching and 2 rows of linear stitching. Some toys have an additional piece of black trim which protects the edging and makes the toy even stronger. SQUEAKER SAFETYThe squeakers are attached to the toy with protective pouches. This feature provides a safe window to remove the toy from your pet should it reach the core. REMOVE LOOSE THREADSOver time your pet may begin to wear down the different layers of the toy, and may loosen or remove pieces. This is normal. Remove loose threads to avoid ingestion. If your pet reaches the white stuffed core of the toy discard immediately. SAFETY FIRST !Our toys are “Built to Last”, but keep in mind no toy will last forever. This toy is designed as an interactive “play” toy and is not a chew toy. No part of the toy should be ingested. Dog toys are meant for you and your pet to enjoy together. Dont allow your pet to play with any toy unsupervised. Remember to be a responsible parent and stay close when your dog is playing with any dog toys.