Made of high-class materials, safe and reliable, comfortable and durable. these safety locks can help consolidate the tightness of the instrument strap between the instruments. It is a very practical guitar or bass Accessories. The product is small in size, easy to carry and store, and can easily replace old guitar strap buckles. It is a very efficient and convenient product. Features -Color: Assorted Color -Material: Rubber -Size: Approx. 2.50X2.50X0.30cm / 0.98X0.98X0.12in -With practical functions, it can well adjust the tightness between the instrument and the strap. -It has a and comfortable touch and can be used well on guitar straps. -The guitar protector block is easy to install and can be easily replaced without any tools. -This guitar protector lock has the right size to fit most guitar and bass strap buttons. -Fine workmanship and good texture can ensured its practicality and durability. Package list: x Guitar Strap Locks