Description Our product has thickened 8mm rubber has good effect vibration isolation you can practice anytime anywhere. It is made of solid wood bottom which is environmental friendly safe and durable. The buckle is easy to fix. The fixing can easily pass through the buckle and the lid can be firmly fixed. Feature - Color: Black. - Material: Wood Oxford fabric and rubber. - Size: 10.8x10.8x3.5cm. length: 68cm. - Our product has thickened 8mm rubber has good effect vibration isolation you can practice anytime anywhere. - It is made of solid wood bottom which is environmental friendly safe and durable. - The buckle is easy to fix. The fixing can easily pass through the buckle and the lid can be firmly fixed. - Excellent craftsmanship seamless and odorless. - With adjustable it can fit people of all ages well.