1. Material: 420 washed material + black super soft spandex
2. Built-in pearl cotton + crystal super soft fabric, enhanced shock absorption, more effective protection of wireless charging
3. Double zipper for easy access, built-in small storage bag on the top, can store charging cable
4. Use 420 washed fabric, good texture, more wear-resistant
5. With metal buckle, can be buckled in backpacks and other places