The Nested Cozi Sleeper Bedside Crib can be used as a co-sleeper or as a standalone crib, suitable from Birth to approx. 6 Months (max. 9kg).Cozi Sleeper: Breathable Comfort for Peaceful Sleep The Nested Cozi Sleeper features a lightweight frame with retractable non-slip feet, and 2 hidden wheels for easy room transfers. As a freestanding crib, the head of the crib tilts upwards with an anti- reflux incline to help relieve congestion and tummy discomfort at night.In co-sleeper mode, the Nested Cozi Sleeper offers 5 height adjustments, a zip-open side panel, and bed straps for a secure fit. Breathable see-through mesh sides offer airflow and visibility, so you can keep baby by your side while they sleep securely in their own space.With a padded mattress, super-soft quilted sides and breathable fabrics, the Cozi Sleeper ensures lasting comfort for you and your baby, keeping baby next to you from nighttime feeds to daytime naps.