The PPL-1 is the smaller tube seen above. Park Tool's poly-urea based lubricant was developed specifically for bicycle maintenance and repair. PolyLube 1000 has an extremely high shear strength to protect vital parts under extreme conditions. PolyLube 1000 also repels moisture and is compatible with conventional greases. This grease is safe for elastomer forks and hydraulic shock seals. Available in a handy four-ounce tube (PPL-1) and a one-pound tub (PPL-2).This item can only be shipped as UPS Ground