Golden Silicone 100% Unbleached Parchment Paper and Baking Paper sheets 33cm x 19.8m When using Parchment Paper and Baking Paper no greasing is necessary. If you care 100% unbleached parchment baking paper is made from premium quality, unbleached, greaseproof paper: As no chlorine is used for bleaching, no chlorine is dumped into our lakes, rivers and streams. Ingredients: 100% unbleached greaseproof paper, silicone coated - derived from silicon found in sand/quartz/rock, 100% recycled unbleached cardboard. Parchment baking paper is coated with with silicone, which is derived from silicon, an element found in nature, in sand, quartz and rock. After oxygen, it is the most abundant element on earth. Silicone is non-toxic when incinerated and landfill safe. It is the most environmentally friendly non-stick surface. It is also the most efective non-stick surface. A silicone-coated paper is also the choice of professionals as it can be reused several times.