AS SEEN ON TV PRO CAULK TOOL ProCaulk is the professional grade sealing system guaranteed to give your caulk edges a flawless finish or your money back. Designed to apply & seal caulk, acrylic, silicone & other compounds. Use indoors for grouting between tiles, filling in gaps & smoothing out hard to reach joints & corners in your kitchen & bath. Use outdoors for exterior jobs like sealing windows & door frames. Additional Details ------------------------------ Product description: AS SEEN ON TV PRO CAULK TOOL ProCaulk is the professional grade sealing system guaranteed to give your caulk edges a flawless finish or your money back. Designed to apply & seal caulk, acrylic, silicone & other compounds. Use indoors for grouting between tiles, filling in gaps & smoothing out hard to reach joints & corners in your kitchen & bath. Use outdoors for exterior jobs like sealing windows & door frames.