Caution: color: we shlp according to the color of the first picture, in the package: if the quantity is not stated in the description, we will shlp the item according to the quantity and model in the title. Manual pu spray foam heavy duty good insulation diy professional applicator the product is shlpped based on the color or size of the main image of the product page. Features: 100% brand new and high quality solid and durable, lightweight and compact. Corrosion and wear resistant. High expansion, small shrinkage, strong bonding, suitable for balcony doors and windows. Ergonomic design means it's comfortable to use for long periods of time. Sprung trigger allows you to accurately control flow. Easy to use and clean.. Perfect for filling, sealing and insulating small gaps. No squeeze the wall and pipe, waterproof moisture,prevent pest control into the room. Specification: material: metal dimensions: 312x140mm 12.28X5.51In approx inner diameter: 40mm 1.57In approx color: black&silver quantity: 1 pc note: transition: 1cm=10mm=0.39Inch no retail package. Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you package includes: 1 x expanding foam spray accessories other accessories demo in the picture is not included.