SimPure Soft TPU 400ml Water Flask with Filter Size:400ml Full inseam gusset

Full inseam gusset

effortless filtration—no pumping or squeezing required

Safety is thus increased compared to a traditional construction while maintaining versatility and practicality

and eco-friendly

improved ventilation

SimPure Soft TPU 400ml Water Flask with Filter Size:400ml Full inseam gussetThe SimPure Soft Flask with Filter is an essential tool for outdoor running, hiking, mountaineering, and emergency preparedness. Designed for adventure travel, field rescue, and family emergencies, it effectively filters out mud, particulate matter, algae, colloids, and suspended pollutants from natural water sources. The integrated filter removes 99. 99% of bacteria, viruses, and cysts, as well as residual chlorine and other harmful substances,