**[350ml Stainless Steel Sports Handle Cup| Tactical Hydration for the Outdoors]** 

Engineered with a **316 stainless steel vacuum interior** and a rugged handle lid, this 350ml cup is precision-built for high-intensity adventures like trail running and rock climbing.The **ergonomic handle** arcs to fit knuckles, enabling single-finger hooking during rides or ascents—**hands-free hydration unlocked**.Leakproof even when violently shaken upside-down. 

**Thermal Mastery** 
• **6-hour 60℃ heat retention** for post-climb warmth 
• **12-hour 4℃ chill endurance** for icy trailside refreshment 
• **Wide mouth** swallows whole ice cubes and cleans effortlessly 

**Survival-Ready Durability** 
Scratch-proof body meets **shock-absorbing silicone base** to withstand rocky impacts. Transition seamlessly from energy gel mixes to iced americanos—**bridging extreme sports and daily endurance** with unyielding reliability.