Henderson 3mm Men's Thermoprene Zippered Vest3mm Men's Thermoprene Zippered Vest There is no better way to boost warmth than to add a vest to your exposure protection gear. Wear it with board shorts in tropical waters or layer it with any type of full length suit for cold water diving. Divers seeking a great value will appreciate Thermoprene's balance of performance and price. The material combination delivers greater flexibility and improved features not found in standard neoprene wetsuits, yet