AVI 20x28'Inches - Small Baby Dry Sheets. 100% Waterproof with Airflow Technology that allows air to circulate through the protector, but repels liquids. Protects against allergens, dust mites, bacteria, perspiration, urine and fluids .Ideal for use when putting infants to bed to protect your mattress against bed wetting. Soft Skin friendly, hygienic and durable. Scratchy feel or Sound. Washable, absorbent, light weight and holds water more than its weight and dries quickly. Wash prior use with mild detergent or soap. Hand wash/ machine wash(cold or mildly warm water). Do not squeeze excessively. Do not Iron,dry clean and bleach.