Premium Double Wall Vacuum Insulation – 18/8 food-grade stainless steel inner wall with copper-plated vacuum layer maintains temperature for 12h hot/24h cold.

Precision Small Mouth Design – Leak-proof threaded lid with silicone gasket ensures drip-free drinking, ideal for kids" school, sports, and travel.

Multi-Capacity Options – 350ml/500ml/750ml/1000ml sizes accommodate different age groups from toddlers to teens.

Military-Grade Durability – CNC-machined stainless steel base resists dents, reinforced rim withstands drops.

BPA-Free & Odor-Resistant – Mirror-polished interior prevents flavor transfer, safe for daily beverages.

Ergonomic Curved Shape – Contoured middle grip fits small hands comfortably, brushed finish enhances grip.

Bulk Packaging Efficiency – Ships in compact recycled cardboard trays (12 units per case), optimized for wholesale logistics.

Certified Safe – FDA & LFGB compliant, passes rigorous lead/Cadmium testing for global distribution.