Premium 500ml Stainless Steel Vacuum Insulated Flask

Dual-Wall Vacuum Insulation
– High-grade 304 stainless steel inner/outer walls with precision-sealed vacuum layer maintains temperature for 12+ hours (hot/cold).
Leak-Proof & Durable
– Threaded lid with silicone gasket ensures spill-proof carry; reinforced base resists drops/dents.
Ergonomic Modern Design
– Slim matte finish fits car cup holders; sweat-proof surface ideal for office, gym, or travel.
Safe & Odor-Resistant
– Food-grade stainless steel resists rust and absorbs no flavors; easy-clean interior.
Bulk Wholesale Advantage
– Direct factory pricing for bulk orders (100+ units), backed by global logistics support.