30PCS Spare Silicone Tube Nozzle Cap Re-sealable Mastic Cartridge Spare Red Nozzles Screw Cover For Silicone Caulking Pipes Features: _x000D_ _x000D_ * new high quality_x000D_ _x000D_ *Made of high quality material, durable_x000D_ _x000D_ *Silicone tube spout cap Resealable mastic box Spare spout screw cap._x000D_ _x000D_ *Prevents nozzle clogging and extends sealant shelf life._x000D_ _x000D_ *These cartridge nozzles have a universal screw connector that fits standard EU3 cartridges. The nozzle contains an extra thread onto which a screw cap can be fitted to keep the cartridge airtight when the cartridge is not in use._x000D_ _x000D_ *Using the extra screw cap prevents the silicone from hardening in the nozzle and extends the shelf life of the cartridge - no more throwing away half-used tubes!_x000D_ _x000D_ *Use with silicone, sealant, mastic, caulk, and more._x000D_ _x000D_ 1Screw cap held in place by threaded nozzle._x000D_ _x000D_ *The airtight cap prevents hardening inside the nozzle._x000D_ _x000D_ *Nozzles can be cut to size._x000D_ _x000D_ _x000D_ _x000D_ Specifications: _x000D_ _x000D_ Material: plastic_x000D_ _x000D_ Color: as picture shown_x000D_ _x000D_ size:_x000D_ _x000D_ Length: 10.5cm/4.13in_x000D_ _x000D_ Cover Height: 4.5cm/1.77in_x000D_ _x000D_ Easy to distinguish: the caulk nozzle is white in color and the caulk nozzle cap is red in color._x000D_ _x000D_ Easy to install with screws, easy to operate and easy to construct._x000D_ _x000D_ Quantity15set_x000D_ _x000D_ _x000D_ _x000D_ Package Included: _x000D_ _x000D_ 30* caulking nozzles_x000D_ _x000D_ 30* caulk nozzle cap_x000D_ _x000D_ _x000D_ _x000D_ Note: _x000D_ _x000D_ 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness._x000D_ _x000D_ 2.Please allow slight manual measurement deviation for the