Double Wall 304 Stainless Steel Vacuum Flask with Filter – Large Capacity Leakproof Sport Thermos

Stay energized all day with drinks that stay perfectly hot or refreshingly cold. This stainless steel vacuum flask with filter is designed for athletes, commuters, and outdoor enthusiasts who need long-lasting performance. Built with premium double wall insulated thermos technology, it maintains temperature for hours while preventing leaks. With its built-in filter and large capacity options, it’s the ideal companion for coffee, tea, and hydration on the go.

Key Features

• Double 304 stainless steel construction ensures durability and rust resistance.

• Vacuum insulation keeps beverages hot or cold for 8–12 hrs.

• Built-in filter allows easy tea or infused drink preparation.

• Leakproof, BPA-free lid for safe and spill-free portability.

Why Choose Our Double Wall 304 Stainless Steel Vacuum Flask with Filter
Unlike plastic bottles, this thermos preserves drink purity without odor transfer. Compared to single-wall containers, it offers superior temperature retention and condensation control. The integrated filter adds convenience for tea lovers and infused beverages, making it more versatile than standard flasks.

Perfect For
Ideal for tea, coffee, water, and sports drinks. Perfect for hiking, camping, gym sessions, commuting, office use, and outdoor adventures.

Product Specifications

• Capacity Options: 20.3 fl oz, 33.8 fl oz, 54.1 fl oz

• Size 20.3 fl oz: 8.9 in × 3.0 in

• Size 33.8 fl oz: 10.8 in × 3.1 in

• Size 54.1 fl oz: 13.0 in × 3.3 in

• Material: Double 304 Stainless Steel

• Insulation Time: 8–12 hrs

• Lid: Leakproof, BPA-free

Upgrade your hydration experience with the Double Wall 304 Stainless Steel Vacuum Flask with Filter – and enjoy reliable temperature control wherever your day takes you.