Here are my purchases from Seria: Smartphone case cover for iPhone 15, designed to hold acrylic stands. Brand new, unused. Shipped anonymously. The case has a wave design and is made to hold acrylic stands. Thickness: 3mm or less. Fits acrylic stands up to 8.5cm x 4.8cm. You can put acrylic stands between your smartphone and the case. Keywords: Phone case iPhone 15 Acrylic stand Acrylic stand case Seria Oshi-katsu (Supporting your favorite character/group)