Large Capacity & Keep Hot/Cold

The OTE 30oz tumbler offers generous capacity, perfect for all-day hydration. Crafted with double-walled, vacuum-sealed stainless steel, it keeps drinks hot or cold for up to 6 hours. The wide lip design allows easy ice filling and quick rinsing, making it ideal for year-round use.

2-in-1 Multifunctional Drinking Design

• Equipped with both straw and direct drink functions.
• Removable, food-grade 316 stainless steel straw with thickened, one-piece silicone cap.
• Scratch-resistant silicone sleeve at the bottom for wear and dust resistance.
• Flip-top dribble spout for easy, one-handed drinking and quick sipping.

Reinforced Silicone Handle

• Sleek, streamlined design with built-in 180° adjustable silicone handle.
• Durable and portable—perfect for carrying anywhere.
• Straw opening includes a go-shaped leak-proof stopper to prevent spills, even when flipped upside down and shaken.

Safe & Easy to Clean

• Interior made from food-grade 316 stainless steel, more durable than 304 steel.
• Lid is crafted from 100% BPA-free plastic for safe use.
• All accessories are removable, and straw/seal are washable.

Durable Design & Wide Range of Uses

• Silicone base minimizes bumps and scratches, safe for outdoor use.
• Fits in car cup holders, backpack side pockets, and more.
• Perfect for commuting, camping, gym sessions, and daily use.