As part of the Lavaskin product group the Ladies Sporty Shorty offers a Hybrid design using exclusive Polytherm Tri-Laminate material in the body&';s core area for warmth, windproof and climate control. The lower extremity and shoulders mix our new Lavaskin Polyester outer/fleece inner fabric for ease of movement and UV protection. Besides looking great, it provides the perfect amount of warmth and rash protection for the summer months. Warm, moisture wicking and anti-bacterial inner fleece lining Flexible, durable and water repellant outer layer Neutrally Buoyant UPF 50+ DWF - Durable Water Repellent Hypo-allergenic Full Back Zipper zippered pocket Grip skin chest for board sports Super Comfortable 4-way Stretch Sizes: 3XS - UK-4 / US-0 2XS - UK-6 / US-2 XS - UK-8 / US-4 SM - UK-10 / US-6 MD - UK-12 / US-8 ML - UK-14 / US-10