-TRANSFORM YOUR JAR: Turn your regular mouth mason jar into a stylish black soap dispenser. Perfect for any bathroom or kitchen -FITS REGULAR MOUTH: canning jars, recommended jar size: 16 oz. Fits regular mouth Ball, Kerr, Kilner, and Anchor Hocking 16 ounce mason jars (Jar not included). The regular mouth design is great for fitting on sinks of all sizes! -EASY ASSEMBLY TIP: Place mason jar implement on top of the jar so that it rests on the rim of jar; Screw down band over implement onto jar, if you have difficulty assembling, run the silicone band over hot water for 30-60 seconds -SOAP ONLY: This foaming soap lid will only work to foam thin liquid soap. Thicker soaps, lotions, and sanitizer will not work with these pumps -MEASUREMENTS AND CARE: Hand wash only, not dishwasher safe. Included Components: Two Black Regular Mouth Foam Soap Dispenser Lids. Does not include jar, or lid ring. Soap dispenser lid measures: 3” x 3” x 7”. Fits regular mouth mason jars