This Design Shows A Chromatic Scale 5ths Degree For Major, Minor, Flat And Dominant Musical Notes, Circle Of Fifths For Bass Clef Design For Guitarists Perfect Gift For Students Who Play Musical Instruments Including Guitar Piano, Violin And Harmonica; Great Gift For A Record Producer , DJ , Audio Engineer , Disc Jockey , Music Audiophile , Musician Lover , Rec Record Room Or Recording Studio PopGrip with swappable top; switch out your PopTop for another design or remove it completely for wireless charging capabilities. (Not compatible with Apple MagSafe wireless charger or MagSafe wallet.) Expandable stand to watch videos, take group photos, FaceTime, and Skype handsfree. Advanced adhesive allows you to remove and reposition on most devices and cases. Note: Will not stick to some silicone, waterproof, or highly textured cases. Works best with smooth, hard plastic cases. Will adhere to iPhone 11, but not to the iPhone 11 Pro nor the iPhone 11 ProMax without a suitable case.