Delivers 25% more water with every sip. Featuring Quick Link Hydrolock for easyone-handed on/off water flow. Hydroguard technology that inhibits growth of bacteria.Insulated tube cover maintains water temperature and protects tube from UV rays. Angled Exit Port to optimize the attachment of in-line purifiers and accessories.Self-sealing bite valve. Ergonomic fill handle for comfortable easy filling. BPA, BPS & BPF free. 100 oz./3 Liter.