Hi Life --These organic panty liners are one of a kind with wings so that you are worry-free all day long. They are multi-layered with a micro-perforated breathable bottom with cotton that is so soft; you won't feel like you are wearing anything. .-- First and foremost, the Hi Life Organic panty liners are one-of-a-kind as they have wings. The cotton is organic and sourced from Texas. The micro-perforated bottom makes for a breathable pantyliner designed using air-laid technology that locks in all the moisture to keep you fresh all day long. It is also explicitly designed to be worn daily and, therefore, made feather-soft and ultra-thin to make it feel like you are not wearing a panty liner at all. It is also biodegradable.