This is a mouse sole sticker sheet (20 pieces) in white, designed to improve mouse glide. 【Material】 Resin (adhesive backing) 【Size】 Diameter 6mm, Thickness approx. 1mm (actual size) Please apply to the underside of your mouse. You will receive one sheet (20 pieces) as shown in the 5th image. ----- If you prefer anonymous and trackable shipping, you can change the shipping method for the following additional fees: * Yu-packet Post mini shipping: +100 yen * Yu-packet Post shipping: +130 yen * Takkyubin Compact shipping: +450 yen * Takkyubin shipping: +700 yen If you wish to change the shipping method, please comment before purchasing. Changes cannot be made after purchase. ----- If you would like multiple sheets, please inquire about stock availability. Combined shipping discounts are also available. We will discount the difference in shipping costs if you purchase with other items we are selling. Please be sure to inquire before purchasing, as changes cannot be made after purchase. Please feel free to ask if you have any other questions.