Description: 【Quality Material】These mask straps are made of durable silicone, which will not break or be torn easily in your daily use. The softness can ensure your comfortable wearing experience. 【Adjustable Design】The four buckles included in the package can help you adjust the silicone straps to the length more suitable for your head circumference. 【Universal Strap】Our swimming goggles straps are universally compatible. They fit most diving or snorkeling masks. You can feel free to buy them to improve your diving or snorkeling experience. 【Wide Applications】These swimming goggles straps are great for diving, snorkeling, free diving and other water sports. They can help you tie the glasses more tightly to ensure your good vision underwater. 【Great Gift】These silicone straps are great gifts for your family or friends if they love water sports like diving or snorkeling. The black and transparent colors can meet your different gift-sending needs. Specification: Material: silicone Color(quantity): black(1), transparent(1) Feature: strong Size(approx.): (L x W) 55 x 1.8cm/21.65 x 0.71inch Package Included: 2 Pcs x Silicone Straps(varied in color) 4 Pcs x Buckles Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-2 cm differences due to manual measurement.