Henri Lloyd Stealth Pro Buoyancy Aid 09 Y70021, CE Approved 50N, One Handed Back Wing Adjustment, Neoprene Side Panel For Durability And A Customised Fit, Internal Elasticated Waist Band For Back Support And A More Secure Fit, Front Fastening With A Non Corrosive Zip, Fast Draining Quick Access Knife Pocket, High Cut Suitable For Trapeze And Hiking Sailors, Ergonomic Construction Reduces Bulk And Provides Maximum Freedom Of Movement, Fabric: 210D Nylon.