Upgrade Features - YAVIL Upgraded Blackout Crib Tent adds a premium blackout layer to provide a dark and warm sleep space for babies and toddlers having a best daytime nap at home and traveling. Independently tested the smooth and stretching blackout fabric to performance better in keeping cats or dogs out of the crib. Excellent Quality - This blackout tent for cribs and pack n plays is made of patented blackout fabric and 1200 holes/inch mosquito netting cover to let baby sleep safe and sound to play enegetically and grow healthy. 100% baby-safe material, non-toxic, harmless, soft and skin-friendly, breathable and durable. Simple Use - This blackout cover is no assembly required! Just open the box, pop it up, and you can put it on your baby's crib, pack n play or put a baby mattress in. The folding steps are super easy and clearly described in the instructions, and it only takes 1 minute to fold it up. If you think the instructions don't work, please feel free to contact us to get a more detailed video:) Spacious Space - This blackout baby sleep tent provides extra large space for baby sleeping. This lovely crib tent is 58L x 26W x 55H inches when it's open, and just 22L x 22W x 2.4H inches when it's folded. It weighs just 5.73 pounds, so it's super easy to take it travel with your baby. Loved by most families and listed as travel essential for babies and toddlers. Satisfaction Guarantee - If there is any inconvenience caused by quality, assembly, logistics or something else, YAVIL sincerely apologizes for your experience and would like to try all staff best to solve problems. Please contact us to let us know about your disatisfaction, and give us another chance to make things right.Thank you for your trust in YAVIL!