Cotton Waterproof: Coldwind waterproof bedside sleeper bassinet sheets are lined with TPU backing layer which is totally waterproof and tear resistant, protecting mattress from any water spills or bed-wetting. Ultra Soft & Breathable: Ourf bedside sleeper bassinet sheets are thoughtfully designed using high-quality jersey cotton, which is breathable, stretchy and silky soft, friendly to baby's sensitive skin, providing your little ones a safe and comfy sleeping and playing environment. Perfect Snug Fit: Measuring 33"x 20"x 5", Coldwind bedside crib sheet fit most bedside sleeper bassinet mattress and compatible with Graco Travel Lite Crib, Baby Delight Beside Me Dreamer, Milliard, Ronbei, Mika Micky, Koola Baby, Baby Joy, Dream On Me traveler & skylar bassinet and other bedside bassinet. Each bedside bassinet sheets come with an elastic band encased at the bottom for safety. Easy Care: Machine wash available, gentle cycle on low, no fading, shrinking, pilling, shedding. Satisfaction Guarantee: We truly believe in our bedside bassinet sheets and work hard to provide top notch customer service. If there is any problem with our bassinet sheets waterproof, please contact us and we can replace for you Coldwind Bedside Sleeper Bassinet Sheets are Graco Travel Lite Crib, Milliard, Ronbei, Mika Micky, Koola Baby, Dream On Me traveler & skylar bassinet and other standard bassinet.