Muslin Cotton - 2 sets of bassinet sheets is made of muslin cotton. 4 sheets total Muslin Sheet- Flexible Fit - Measuring 32" X 17", stretchy bassinet sheets fit almost all standard oval, round, rectangle, hourglass shaped bassinet mattress and cradle matress.You can refer to pictures to confirm the size you need. Each bassinet mattress pad cover comes with an elastic band encased at the bottom for safety. Easy To Care - Our muslin bassinet sheets use premium double-layer fabric design for outstanding durability to withstand the effects of laundering(machine washable). 1 set, 2 sheets total- ANGELBLISS Baby Bassinet, 2 Pack, Quilted Ultra Soft Bamboo Sleep Surface, Breathable and Easy Care. 2 Pack & Perfect fit: Compatible with ANGELBLISS Baby Bassinet. Waterproof & Breathable:The backing layer of waterproof bassinet pad protects mattress from any water spills or bed-wetting. Crease-resisting & Extra-Comfort: This waterproof bassinet mattress pad cover Noiseless & Sound sleep Wash Durable & Easy-care: Neatly stitched for year-round durability. Machine cold wash on gentle cycle, and tumble dry on low heat.