Get this 10-pack of Furick high-temperature silicon O-rings. These essential O-rings are perfect for mounting glass Furick Cups to your torch.

To use these Furick O-rings, simply place them where needed to mount your glass Furick Cups onto your torch. It's a quick and easy process. When using, avoid exposing the O-rings to extremely high temperatures beyond their tolerance, as this may damage them. For maintenance, keep them clean and dry. If they get dirty, you can gently wash them with mild soap and water and let them air - dry completely before reuse.