1. Back Material: 100% Natural Lambskin Leather.
2. Inside Material：PC+TPU .
3. Function: Great protection from dirt, scratch and damages.
4.100% Handmade Process, 100% brand new and good quality.
Note：Non-Apple branded products
Maintenance for Leather Goods
1. Keep away from greasy dirt, acid and other chemicals.
2. Clean leather goods lightly, with thin cloth when there is water on it.
3. Regular use can keep it last longer while low use will make it brittle.
4.Avoid leaving the leather goods under the blazing sun for a long time.
***NOTE***
This is real leather so color may change with use.