This lot includes four rolls of 6-foot silicone insulating strips from Seal-It, designed to provide insulation for doors, windows, and shower doors. The strips are made of clear silicone and are 1 and 1.75 inches wide. They come with features such as insulating and are suitable for a wide range of uses, including operation and compatibility with certain brands and models. The strips are made in China and come with a manufacturer warranty. They are sold in packs of two and are model number 32109. The item thickness and depth are detailed in the pictures, as well as the compatible brand and model. Please note that California Prop 65 warning is unknown for this item.