LifeStraw Go Series Tumbler – Insulated Stainless Steel 18oz – Laguna Teal

LifeStraw - Go Steel Tumbler - Insulated mug. Material type: stainless steel|Other material information: Double-walled|Mechanism: membrane filter (pore size: 0.2 microns): holds up to 4,000 litres; activated carbon filter holds up to 100 litres|Sterilization: membrane filter: 99.999999% of bacteria, 99.999% of parasites, 99.999% of microplastic particles, silt, sand, turbidity; carbon filter: chlorine, organic chemicals, odours|Misc: 500 ml; note: the tumbler is not intended for hot drinks, as pressure may build up inside it