Specification: Material: PE material Color: blue+red, black+white Size: 6.8*42mm The rope length is about 50cm Package Contents: 4 * Golf Ladder Ball [Durability]: The package contains 4 PE material throwing balls, which are very durable. [Fashion]: Made of golf balls, new convenience. [Perfect Accessory]: Nylon rope, counterweight can meet your daily exercise. [Substitute]: Substitute for ladder balls or ladder toss games. [Sports ball]: Very suitable for sports purposes, suitable for headwrestling, indoor sports fields, shipyards, sports fields, etc.