Universal Compatibility: Dashboard sticky pad is designed for suction cup gel, to solve the problem of suckers falling off. Pop-Tech sticky mounting disk fits any style of suction cup device within 95 mm in diameter. Such as dash suction cup mount, window cell phone cradle, GPS dash cam cupholder, tablet stand, magnetic car mount, wireless charger base, radar detector, car decoration toys, etc | High Bond & Heat Resistant Adhesive: Suction cup mount plates are suitable for slight curved and textured surface of vehicle. Circle grey sticker is superior 3M VHB enhanced version, whose glutinosity is 40 % stronger than transparent clear ones. Adhesive mounting disk can be firmly adhered to the automobile dash. Heat resistant stickers can securely lock auto phone holder at a high temperature of up to 120°, to ensure dashboard adhesive discs perform outside temps in hot summer | Easy to Use and Remove: Several installation steps is easy to fix. Clean surface, affix disk, add weight, and wait 24 hrs. Upper part PVC plastic plate kit provides glass-like surface for pedestals of suction cups while bottom sticky foam adhesive for sticking on the dashboard textured surface! Please press down for a while for tightness | Note: Each pad is One-Time use only, not reusable. Once attached, it may not be movable. Use a new disk if you want to transfer its location. For adhesive holding, Wait for 24 hrs for 3M sticky adhesive dashboard pad mounting disk to cure to the surface before applying suction cup. Don't touch the adhesive with hands for efffect. Please peel off the red backing cover paper slowly, or the paper will adhere with glue if you peel too fast, because the 3M glue is superb powerful | Package Content: 2 x 95mm ( 3.74" ) Round Dashboard Mounting Mat Disk, 1 x User Manual. Please do not hesitate to let us know if you have any questions