The Guardian is made from high-quality, 2 mm double-lined elastic neoprene with flatlock stitching, making it more flexible, comfortable, soft, and durable. This gilet offers an incredibly stretchy, snug, and comfortable fit for swimming, snorkeling, and other water sports. It provides excellent sun protection and helps prevent injuries. The sleeveless design allows a full range of motion while shielding your core from sunburn and abrasions. Featuring a front YKK plastic zipper, the gilet is easy to put on and take off. It conforms to your body, providing greater freedom of movement, making it perfect for all your aquatic adventures.