Keep the Child in Bed: This Crib safety tent fit for standard Crib, Prevent children from crawling out and falling. Lightproof Tent: Our cribs tents blocks over 90% of light, blocks out the strong light, which can easily create a dark space and comfortable sleeping environment for your baby, and keep your baby in a good sleep state at any time. Perfect Install: Pops up quickly, don t require special skills. Easy to install, fold down and wash. Please be careful when open because the canopy will pop up. A great travel helper: Compact and Convenient, perfect size (16"x16"), fits in a suitcase.