Cotton COMPLETE SAFETY: The buybuy BABY by Evolur 3 Piece Crib Set features a cozy Wearable Blanket, a Fitted Sheet, and a Crib Skirt. TRANSITION PIECE: The Wearable Blanket is thoughtfully designed to not only make diaper changes and night-time routines easy. The best part is the perfect transition from swaddling to independent sleep in the most secure way! COZY ENVIRONMENT: Mindfully crafted from 100% GOTS certified organic cotton and sustainable materials, these bedding essentials provide a totally safe space for your growing child. PLEASING FINISHES: Choose from 8 adorable nursery themes – Be Wild, Rain-Boho, I Heart You, Zoo Love, Dreamer, Rawr-Some, Grizzly Bear & Space Adventure. PRODUCT SPECS: The Wearable Blanket has dimensions of 28L x 19 W and can be used by children aged 0-6 months. The Full Crib Fitted Sheet has dimensions of 52L x 28W x 8H while the Full Crib Skirt is 52L x 28 W x 16H.