Always Ultra Thin Overnight Pads with Flexi-Wings provide you a PERFECT NIGHT SLEEP with 45% more coverage on the back for up to 100% Leak Free Comfort, no matter how you sleep. All Always Ultra Thin Pads have our 3x Protection System to give you peace of mind day and night. RapidDRY technology absorbs gushes 2X faster than the leading store brand. The LeakGUARD core locks in leaks for long-lasting protection. Plus, OdorLOCK that helps prevent unwanted odors to help you feel fresh and clean throughout your day! Plus Always Ultra Thin Pads come in a range of sizes from 1 to 5 to fit your flow and size perfectly. If you have a light flow or need a teen-sized pad, then we would recommend using our Always Ultra Thin size 1 to 3. If you have a heavy flow or want overnight protection, then we recommend using our size 4 or 5 Ultra Thin Pad. Additionally, all Always Ultra Thin packs are made of 50% recycled plastic. Remember that all Always Ultra Thin Pads are FSA & HSA eligible! Check with your FSA or HSA plan provider for information on the coverage of period care products.