100% Polyester Mesh Exclusive of Decoration Imported FITS FULL-SIZE CRIBS: Includes 1 long panel 18" x 51" (46 cm x 130 cm). Securely attaches to most crib rails. Use with short panels for additional coverage (sold separately). HELPS PROTECT TEETH AND SAVE CRIB RAILS: Covers top rails with breathable mesh to help restrict access. And a handy front pocket keeps pacifiers and teethers nearby. BREATHABLE MESH WITH POLYESTER TRIM: Constructed from a single layer of Classic Mesh with A.C.T. Air Channel Technology (3 mm thick). Made of 100% polyester. 1” (2.54 cm) polyester trim. SAFETY TESTED & TRUSTED: From BreathableBaby, experts in breathable mesh since 2002. Independently tested for safety. Contains no added chemicals, flame retardants or formaldehyde. EASY TO INSTALL: Smartly adjusts to fit. Installs easily with hook and loop closure, and adjustable straps to create a secure fit.