Built on our ThinVent platform, the Astral Lonnie Life Jacket delivers a low-profile, articulated fit across a wide range of body types and integrates seamlessly with all seat stylesincluding high-back kayak seats. Gaia polyethylene foam delivers 16 lbs. of buoyancy. This Astral life jacket also features 2 Easy-Access mesh pockets, a phone pocket, hydration compatibility, knife park, reflective accents, and an integrated whistle. Made with bluesign-approved, high-tenacity 200-denier nylon. USCG-approved Type III vest. bluesign-approved, high-tenacity 200-denier nylon ThinVent platform with thin, ventilated back panel is compatible with all seat types Low-profile, articulated fit accommodates a wide range of body types Gaia polyethylene foam delivers 16 lbs. of buoyancy 2 Easy-Access mesh pockets Phone pocket Hydration compatible Knife park Reflective accents Integrated whistle