Zacro Jig Bracelet Maker with Parachute Cord, Wristband Maker - Pack of 6 Parachute Cords and Pack of 6 Buckles - Paracord Braiding Weaving DIY Craft Tool Kit - Heavy Duty Buckles Strong well crafted and easy to use,the buckes and the cords are sent in random colors Natural wooden material. No harmful to users. Set includeds extendable zig , 6 ramdon colorful paracords and 6 heavy duty buckles Versatile and expandable - 12 inches - Makes it easy to customzie bracelet size - Makes cord easy to hold while making bracelets Developping intelligence and strengthening cohesion between children and parents.