Features:1. Warm, sun protection and quick-drying, high-elastic head protection, wear-resistant and scratch-resistant. Keep your warm so that you can enjoy your snorkling trip.2. Hook-and-loop mechanism ensures the chin strap stays securely in place. Easy to adjust, one size fits most.3. Suitable for all kinds of water sports, jet skiing, diving, tracing, water skateboarding, surfing, rafting4. 3D ergonomic cutting, tailored according to ergonomics, comfortable and personal eXperience, protect the head from injury5. 2MM thickness SCR neoprene laminated with nylon elastic fabric, you can enjoy water activities for a longer time. Double stitch sewing, deep craftsmanship, no need to worry about quality problems.Notice:1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement.2. Objects may have Logo, if you want to know, please contact us. If you mind, please do not bid.Specification:Material: 90% neoprene + 10% nylonThickness: 2.0mmSize: one size, adjustableFeature: warm, sun protection and quick-drying, high-elastic head protection, wear-resistant and scratch-resistant