Real life demands flexibility. With the Flip hybrid diaper system, parents can choose from three absorbency options to meet their changing needs. With Flip you are free to change it up and enjoy life wherever you go! bumGenius Flip Night Time Organic Insert Features: Compatible with Flip Diaper Covers Insert: 100% organic cotton Soft, ultra-absorbent, Oeko-Tex certified organic cotton Thicker, more absorbent for night time Adjust small to large by changing fold direction Items included: 2 Flip organic cotton 'Night Time' inserts. Cover sold separately. Washing Instructions: Before First Use: For cotton products, wash hot (100F/40C) 3-5 times. Use: Do not use rash creams. Dirty Storage: Store in dry pail/bin. Wash: Pre-wash cold. Wash hot (100F/40C) with bumGenius detergent. Extra rinse. No laundry additives. Tumble dry. No fabric softeners. Use cup or 60 mL bleach in the hot wash once per month. Manufacturer one-year limited warranty!