Product information "Cokin P376 Basic Resin Filter"
The Cokin Basic filter is a neutral plastic filter used for applying a variety of finishes and materials. It can be used for the application of colored gels, vaseline, or whatever your creative instincts lead you to. If vaseline is used, the filter can either be stored, or washed and re-used.
This filter measures 85 x 85mm and fits the Cokin P series holder.