Organiser with USB + SD Card Holders

This is a Organiser I made recently. It can hold Big Pencils like Eddings, normal ones, has USB and SD Card Holders and a place for your Post It Block. It's my first Thing so please be kind and give constructive Feedback.


Updates:
V2: The slots should work now;bevels at the slot and the pencil holders for better surface
V2.1: Changed the Slots and Holders a bit; Signature at the bottom
V3: Made the Holders for USB & SD deeper so that they fit better
V4: Finalized the Dimensions for the