1. Material: wood + aluminum 2. Wooden thermos bottle stopper, environmentally friendly and durable, multiple options available 3. Sealed without leakage, food-grade material, safe and odorless, high temperature resistant 4. Simple modeling, beautiful and practical, easy to use, suitable for thermos flasks 5. Two sizes of wooden stopper design, please check whether the thermos bottle caliber is applicable before purchase 6. Wooden water bottle stopper, easy to carry and store, is a good helper to keep drinks fresh and temperature 7. Size: high arch 5 lbs about 3.2 x 4.2 x 3.7cm, high arch 8 lbs 3.5 x 4.2 x 4.2cm, flat head 5 lbs 3.2 x 3.8 x 3.8cm, flat head 8 lbs 3.5 x 3.8 x 4.3cm
