KONG TuggerKnots are sturdy, interactive drag and shake toys that excite dogs. Each toy has ropes knotted on the inside for a realistic feel, which protrude from the toy creating drag handles on both ends. This unique design offers an interesting variety of textures and resistance levels that dogs love. Contains a squeaker for added fun. - Perfect for interactive crawling games - Minimal padding for minimal shedding - Intertwined strings inside for added strength - Available in two sizes: Small/Medium and Medium/Large