The babyhood My First Innerspring Mattress is designed to provide your baby with optimum support for their delicate body and great breathability through the side breathing vents and the 100% breathable materials keeping your baby comfortable and safe. Features: - Complies with AS/NZS 8811.1:2013 - Standard for Infant Sleeping Surfaces - Quilted top cover - Side vents for air flow - Allergy and dust mite resistant - Vinyl backing on one side to stop insects and dust mites getting into to the mattress - Pillow And Mattresses Size: 1295mm x 690mm x 100mm