Vision Boys L50s Life Jacket Size:8 10 This layer can be worn W25 This layer can be worn on its own or over thermals response and control Optimized Hike Mode The lower boot shell is designed to offer a 50 degree range of motion in walk mode for efficient touring and maximum power for skiing when in ski mode Custom Comfort Custom liners offer internal customization for enhanced comfort and support GRIPWALK® Compatible (sold separately) GRIPWALK® soles feature a rubber tread and rockered toe for a more natural walking motion and increased traction comfortable This new series of jackets has been designed for maximum fun in the water or out on the boat