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Global Fulfillment Center (Direct Express)Naturalist Pick
Water & Hydration•Item #wr-water-05

Borosilicate Bushcraft Thermal Flask with 304 Stainless Infuser

High thermal-shock resistant glass flask for hot backcountry foraging brews.

$18.99$28.00Save $9.01 (32%)
IN STOCK • Ready for Immediate USPS Dispatch

Leaves US logistics hub within 24–48 hours. Estimated delivery: 5-11 Days via CJ Packet / USPS.

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Field Performance Highlights

  • Zero leaching or plastic aftertaste—100% pure glass and medical stainless contact
  • Withstands dramatic temperature shifts without cracking or clouding
  • Extra-fine infuser separates loose leaves, pine needles, and ground coffee
  • Leak-proof screw top with dual O-ring silicone seal
Technical Specifications
Capacity550 ml (18.6 oz)
Thermal Range-20°C to 120°C (-4°F to 248°F)
Dimensions24cm x 6.5cm
Infuser MaterialFood Contact 304 Inox
Materials & Construction
  • ✓High Borosilicate Thermal Shock Glass
  • ✓304 Food-Grade Stainless Steel Fine Mesh Infuser
  • ✓BPA-Free Bamboo Outer Cap with Silicone Seal
  • ✓Neoprene Protective Thermal Sleeve
US Delivery & Return Policy

📦 Free US Priority Shipping: Dispatched from California or New Jersey fulfillment center within 24–48 hours via USPS.

🛡️ 30-Day Trail Guarantee: If this gear fails your field inspection, return it within 30 days for a 100% full refund. Zero restocking fees.

Bushcraft Field Notes & In-Depth Overview

Field Performance & Design Integrity

Brew pine needle tea, wild mint infusions, or hot trail coffee directly in the woods. Built with laboratory-grade thermal borosilicate glass tested from -4°F to 248°F, featuring a removable 304 stainless steel micro-mesh infuser basket and an insulated tactical sleeve with paracord loop.
Borosilicate Bushcraft Thermal Flask with 304 Stainless Infuser
Borosilicate Bushcraft Thermal Flask with 304 Stainless Infuser
$18.99 Free Ship