Features: Features a unique adjustment design for rapid and easy fastening of securing straps, suitable for various shelters and canopies. Wear-resistant plastomer with excellent tensile strength, ensuring reliability in harsh weather conditions and a load capacity of up to 50kg. Special antislip design prevents securing straps from moving, maintaining stability in strong wind, for wind locations like seasides areas and high grounds. Each fastener weighs less than 15g, making it easy to carry, ideal for adventurers, trekkers, and family camping trip without adding extra weight. Suitable not only for shelters and canopies but also for umbrellas and sunshades, addressing various securing needs for different outdoor occasion like family gatherings and picnics. Specifications: Dimension:23x19x9mm/0.9×0.74×0.35in Component:plastomer Package Includes: 30pcs Wind rope adjustment buckles note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.