NIUNIU DURABLE MATERIAL: This putty nozzle kit is made of high quality plastic, durable and reusable. Color mixing: putty nozzle color is white, putty nozzle cap is red. Size details: Each white putty nozzle is about 10.5cm, and the length of the red putty cap is about 4.5cm. This set of replacement nozzle caps is a handy tool, the replacement tip is great for cutting sealant and caulk lines, and it will do most silicone jobs. This set of sealant caps is suitable for silicone caulk pipes and can be used as an installation tool for doors and windows such as crack repair, wall tiles, floor tiles and floors. Delivery content: 24 sets of glue nozzles (only the above package contents, excluding other products) NOTE: The nozzle can be cut to size to avoid clogging the nozzle. The package contains 24 sealant nozzles and 24 caps, enough for your needs and replacements.