1、Large in friction coefficient thus can placement of the round bottom container safe and stable. 2、Lightweight,strong flexibility and compression resistance,easy to carry,durable. 3、With the character of environment-friendly,non-flammable and strong impermeability. 4、Made of high quality wood the product is waterproof and acid-alkli resistant. 5、Usage:the product used as a flask stand to prevent the flask from falling. Features: Usage:the product used as a flask stand to prevent the flask from falling. Made of high quality wood the product is waterproof and acid-alkli resistant. With the character of environment-friendly,non-flammable and strong impermeability. Lightweight,strong flexibility and compression resistance,easy to carry,durable. Large in friction coefficient thus can placement of the round bottom container safe and stable. Specification: Material:wood Thickness:30 mm/0.5 in Bottled capacity:250-1000 ml Outer diameter:95 mm/3.7 in Package List: 1 Bottle*Flask Cork