this product is coming from Japan and at the reason call Tepo-kushi because it look like rifle. specification Thickness: 2.8mm~3mm Width: 90mm Length: 40mm~240mm Features:  1. The inner color of the bamboo on one side and the bamboo cyan on the other side, without slubs, because the cyan color gives a noble feeling and because the cyan is dense and hard, it is generally used in high-end restaurants or in practice.        2. Both sides are white bamboo inner layer, because some people think that all white will be clean and beautiful, so snow is this type, but because the bamboo white part is close to the inner layer, sometimes it will be softer.        3. Both sides are white and have knots. This product is a new product because the technology is now sophisticated. Although there are bamboo knots, it is relatively flat but easy to burr, and the price is relatively cheap. Our company's products can be placed on the designated LOGO