... conference holder made from Leather, include 20 sheet of notepad,2pcs O ring binder,1pc 8 digit calculator,1pcs clear window holder and ... 3pcs card holder,2pcs pen loop,and 2pcs USB stick ... ,2pcs O ring,1pc 8 digit calculator,1pcs window holder and 3pcs card holder,2pcs pen loop,and 2pcs USB stick holder4 ...