Thank you for viewing! Please read the profile. ⚠️ Only M5 (Micro 5) size system notebooks are for sale. (=^▽^) Two types of genuine leather with different thicknesses were used. It's a cute M5 size. The outer leather is glossy and firm, while the inner black leather is thinner. The flesh side and edge were carefully treated. ❣️ ⚠️ Please understand that this is handmade. Please be sure to read the profile. ☆*:.。. o(≧▽≦)o .。.:*☆ ⚫︎ Material: Cowhide ⚫︎ Color: Red-brown & Black ⚫︎ Polyester bonded thread: Tan ⚫︎ Size: Approximately 13 x 10 cm (Please allow for some error.) ⚫︎ Weight: Approximately 94g ⚫︎ Binder hardware: Nickel ⚫︎ Flesh side and edge treated. ⚫︎ 2 free pockets ○ Reference refill size: 105 x 62mm, 5 holes （╹◡╹） →→ Please be sure to read the following. ⚠️ Important Notes If you have allergies or are sensitive, please refrain from purchasing as I have a cat. Also, I am careful when packing, but please forgive me if any cat hair gets mixed in. m(__)m