Ready for a perfect window film installation: The HTVRONT window film kit includes 1* 5.5 inches Felt Squeegee, 1* 7 inches Detachable Ergonomic Knife,1* Replacement Blade and 1* 100ML Spray Bottle. The window privacy film installation tools are designed for making window film applications like a breeze | 100ML Water spray/spurt bottle: The spray bottle of the window film tint tools is made of high quality plastics for your daily use. Filling the window tint spray bottle with water or soapy, cleaning the target surface by switching the adjustable nozzle to spurt modes, and wetting the glass by using the spray modes | Detachable safe carving knife with handle: The detachable blades are made of sturdy & durable metal, which makes cut & trim window tint film for cars easily. An all-in-one cutter head, allows you to replace the blade without touching it, to avoid possible injury during the installation. The cutter is equipped with a matching transparent protective cover, safely stored when not in use. Our Carving Knife is also a useful cutter for applications in daily life | Large Size Felt Plastic Squeegee: Helps Smooth Water & Air Bubbles Easily. The squeegee cover with felt to make sure a perfect window films installations without scratches leaving. Its ergonomic and anti-slip design gives you a relaxing feel and grip. The thickened squeegee is thick enough to avoid any bending | Wide use and note: This window tint kit is widely used in all types of vinyl films, car window tints or glass/wall decals, poster/wallpaper installation, etc. Suitable for family, office, or warehouse. Important note: This knife is sharp, please keep it away from babies and children