Cutting on top will allow those with longer nails to use thermal guards. They are durable and grab your finger comfortably so that they do not slip or twist around. They are made of a high-quality, heat-resistant non-stick silicone that can withstand temperatures up to 400f. A great advantage over other camp beds is the silicone material of the guard. Silicone is thin enough to give you dexterity to always do a good job or hold small items.Thermal finger protectors are sold in a package of 3.