Safer than traditional bumpers, our patented Breathable Mesh Crib Liner is made with breathable fabric that promotes airflow reducing the risk of suffocation and re-breathing carbon dioxide, a risk factor for SIDS. Safe and stylish, it also impedes climbing, protects from bumps and bruises and reduces the risk of getting arms and legs stuck between crib slats. 2 sided breathable mesh liner. Pediatrician Evaluated and Recommended. Patented. Award-Winning. Made with our exclusive A.C.T. Air Channel Technology fabric, which provides superior protection while retaining maximum air flow in your child’s crib.. Adjustable fasteners fit most standard crib styles, ties ensure mesh stays in place. Package includes one short and one long panel to provide full coverage with no gaps between crib slats and corners.