Durable poly binder offers a lightweight design that is ideal for indoor or outdoor use in schools or offices. Stain-resistant surface wipes clean. PVC-free polypropylene binder contains no chipboard so this flexible binder is transportation-friendly. Rust-resistant metal ring features double boosters for even opening and closing. The 1" capacity holds up to 225 pages. Binder also features spine-mounted round rings and exposed rivets. Assorted colors include kermit, aqua, plum and flamingo.