Contains 1.18fl oz/35ml of 3M Primer 94. Convenient, refillable and easy to use with a valve action .314"/8mm width chisel tip. For a smaller volume .47fl oz / 14mL search ASIN: B085BB4HNG. Helps increase the bond strength of acrylic and rubber based tapes. Especially helpful on Low Surface Energy (LSE) and Medium Surface Energy (MSE) substrates including common plastics such as TPO, PPO, PP, PC, PC + ABS, etc. Clear light yellow primer. Not detectable by UV light, dries in approximately 30 seconds. This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.