The O'NEILL HEAT SOCKS are a great choice for under bodyboarding fins, in wake-style boots for wake or kiteboarding, kayaking and more! This is a great neoprene skin tight 3mm sock without any extra layers of traction or straps. Warm, comfy, and durable! THICKNESS: 3 mm TOE: Round SEAMS: Glued & Blinstitched { "@context": "https://schema.org", "@type": "Product", "name": "O'Neill 3mm Heat Socks", "description": "The O'NEILL HEAT SOCKS are a great choice for under bodyboarding fins, in wake-style boots for wake or kiteboarding, kayaking and more! This is a great neoprene skin tight 3mm sock without any extra layers of traction or straps. Warm, comfy, and durable!", "brand": { "@type": "Brand", "name": "O'Neill" }, "image": "https://urbansurf.com/cdn/shop/files/Untitleddesign_58_5065ad7c-db01-4437-8a32-b0d366f64de1.png?v=1746576504&width=2000", "url": "https://urbansurf.com/products/oneill-3mm-heat-socks", "offers": { "@type": "Offer", "price": "39.99", "priceCurrency": "USD" } }