The PopWallet and PopGrip are now integrated! Swappable design lets you change your style through quick removal of the PopTop. Can hold up to 3 credit cards or 6 business cards, depending on the card thickness. Works best with rounded corner business cards. Wireless charging compatible when the wallet is removed. This PopWallet+ has a swappable top — just close the grip flat, press down, and twist 90 degrees to swap out the top. Then, you can swap in a new PopTop or do a little wireless charging with the removal of the wallet. Removable, Push top left corner and slide right for wireless charging. Allows for hands-free use with the PopMounts with a mount compatible PopTop. Will NOT stick to SILICONE, HIGHLY TEXTURED CASES, and many SOFT cases. Disc included for sticking directly to glass-backed phones. Dimensions (Overall): 3.5 Inches (H) x 2.25 Inches (W) x .3 Inches (D).