Patagonia - Yulex Impact VestYulex Impact Vest Designed for serious surf with anatomically placed 22mm foam panels, offering added flotation and impact protection without restricting movement. Made from 1. 5mm stretch fabric combining 85% natural Yulex rubber and 15% synthetic rubber (by polymer content). The natural rubber is FSC certified by Preferred by Nature. Features: Flexible padding for protection in heavy surf Easy pull on design (enters from the bottom) Lined with 100%