TSUNO Panty Liners 20 These natural panty liners are made from bamboo and corn fibre and are chlorine and dioxin bleach free, meaning there is nothing to imbalance your sensitive parts. Each pad is individually wrapped in biodegradable plastic and housed in a recyclable cardboard box, helping reduce landfill waste. Bamboo is one of the most eco-friendly and sustainable fibres available due to its fast growth-rate, it is also super absorbent, breathable, soft, comfortable and antibacterial.