There are many types of marker lubricants and oring greases out there for your paintball gun. However, the original Dow 33 light is the same stuff used in aerospace and automotive industries. The grease is generally used on moving parts and bearings while Dow 55 is recomended for bearings. This marker grease most recommended by paintball manufacturers comes in a easy to use 1/2 oz flit top lid for easy use at home or in the middle of the game. Check your marker's owner manual for recommended product and procedure for application.