Goop - Tyre Sealant Puncture Repair Prevention Wheel Sealant 250ml Made In UK
GOOP Tyre Sealant 250ml - Puncture Repair and Prevention. Goop is a Tubeless Sealant. Goop is installed through the valve BEFORE you have a puncture. Goop will seal as many punctures that you may incur, can also stop leaky rims.