JOINT SNAP CAP 1/2" x 1/2" x 10'. Snap Cap is made of long-lasting PVC. This product is intended to provide a time- and cost-saving method of forming straight, uniform, debris-free joints with the proper configuration. It is flexible and ready to seal. Also, its upper part comes loose and can be discarded. It has excellent compatibility with expansion joint fillers and joint sealants in order to provide an effective expansion and contraction joint system. It is ideal for both horizontal and vertical concrete projects. It is available in the following widths: 1/4", 3/8", 1/2", 3/4" and 1".