Korean K-Pop Culture design. Cool K-Pop apparel design featuring the famous hello greetings which has been a popular line among K-Pop artists and Korean music lovers. Fun birthday design idea for friends and family members who are a big fan of K-Pop or Korean pop culture. Nice holiday present for lovers of Korean music, entertainment, and fashion. Cool design when attending awards night and concerts. Adhesive backing attaches the PopGrip to your case or device. Will not stick to silicone, leather, waterproof, or highly textured cases. Works best with smooth, hard, plastic cases. Not compatible with wireless charging Printed top is swappable with other compatible PopGrip models. Just press flat, turn 90 degrees until you hear a click and remove to swap.