The PopWallet and PopGrip are now integrated! Swappable design lets you change your style through quick removal of the PopTopCan hold up to 3 credit cards or 6 business cards, depending on the card thickness. Works best with rounded corner business cardsWireless charging compatible when the wallet is removedRemovable: Push top left corner and slide right for wireless chargingAllows for hands-free use with the PopMounts with a mount compatible PopTopWill NOT stick to SILICONE, HIGHLY TEXTURED CASES, and many SOFT cases. Disc included for sticking directly to glass-backed phones.