FEATURES MOLLE Compatible System Securely attaches to vests and packs with MOLLE/PALS attachments Velcro Top Opening Offers quick and easy reservoir access for cleaning, draining or refilling Cool Insulation Closed cell insulation keeps liquids cool for better absorption by the body D-Ring Attachment Buckle For easy mounting on non-MOLLE items Fast Disassembly Specially designed MOLLE attachment straps for quick on/off. Condensation Drain Port drains condensation from the insulated reservoir sleeve.