Premium 18/8 Stainless Steel Construction – High-grade rustproof material ensures durability and maintains liquid temperature for hours without metallic aftertaste.

Innovative Leak-Proof Design – Precision-engineered screw-top lid with silicone O-ring seals tightly to prevent spills during intense workouts or travel.

500ml Optimal Capacity – Scientifically calibrated volume fits standard protein powder servings with room for mixing, ideal for gym sessions or outdoor activities.

Ergonomic Textured Grip – Diamond-cut non-slip surface provides secure handling even with sweaty palms during cross-training or hiking.

Multi-Purpose Functionality – Doubles as a thermos for hot beverages or cold shakes, featuring double-wall vacuum insulation for temperature retention.

American-Style Minimalist Aesthetic – Brushed steel finish with subtle branding appeals to modern fitness enthusiasts and office professionals.

Commercial-Grade Durability – Reinforced base withstands repeated drops, making it suitable for rugged use in construction sites or sports facilities.

BPA-Free Food Contact Safety – Meets international hygiene standards for worry-free daily use with protein supplements, pre-workouts, or meal replacements.