Made of quality 304 stainless steel (straws) and eco wheat (case).
Reusable: Easy to wash.
Ergonomic design: Smooth edges.
Spiral anti-slip design.
Contains: Stainless Steel Straw with 3 sizes & a cleaning brush.
Lightweight, Compact & portable.
Eco wheat case can withstand temperature -20°C to 80°C.
*All Stainless Steel Material are FDA Certified