APPLY TO – Slide buckles are suitable for various projects fastener accessories, perfect for repairing damaged buckles on household items and outdoor equipment, such as hiking backpacks, waist bags, travel outdoor backpacks, duffel bags, suitcases, luggage rack straps, and Wait.SPECIFICATION:Material: PlasticColor: BlackSize: 25mm(L) x 20mm(W) x 5mm(T)/ 1″ x 0.8″ x 0.2″ Fit Strap Width: 1.5cm/0.6″QUANTITY INCLUDED – 30 Pcs x Bag Belt Glide Buckle.ADVANTAGE – The bag belt adjuster is made of hard plastic, which is durable, wear-resistant, not easy to deform, and has a long service life.INSTALL: Adjustable buckle is easy to use. Easily slip on the adjustable shoulder straps. The buckle has an anti-slip design to increase friction and provide better fixation. The length of the strap can be adjusted at will.