TFC X Tru Flask - Sip Lid Waterproof while the Pro5 puncture-resistant layer

while the Pro5 puncture-resistant layer adds durable protection without sacrificing barefoot sensation

Move naturally

The Gen 3 design features a 4mm wider toe box than previous versions

They’re not just waterproof – they’re so lightweight and breathable that you might forget to take them off

Waterproof and planet positive

TFC X Tru Flask - Sip Lid Waterproof while the Pro5 puncture-resistant layerTru Flask Insulated Sip lid is arguably the best lid available for those who live an active lifestyle. The Sip Lid boasts a convenient handle and turn to seal cap and spout. Product Benefits Perfect for sports, outdoors, or day to day usage.