Bump Dots for Visually Impaired,160Pcs Combo Pack (4 Colors) Braille Stickers fo

【Strong Adhesion】: The concave and convex dots of Braille are made of high-quality silicone and rubber materials. If the surface is too rough, it may affect the adhesion of the sticker. 【Cabinet Door Bumper】: This small auxiliary device is designed for the visually impaired to make it easier for them to use.