The KONG Tugger Knots are tough, interactive tug and shake toys that dogs love. Each toy has knotted ropes inside for a realistic feel, which extend outside the toy creating tug handles at both ends. This unique design creates a captivating variety of textures and resistance that dogs love - and it contains a squeaker for added fun. Covered by KONG Satisfaction Guarantee. See KONG Satisfaction Guarantee document below for full details.