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 it¿s machine washable, (air dry). Includes squeakersStrong, 4 Layers, Industrial Baggage inner layer, Squeek Protection, sewn multiple times, FloatsAll 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.