This 10 piece vacuum cleaner attachment set is compatible with most standard vacuum cleaners. It includes 5 different attachments to help you clean every nook and cranny. The set contains:- 2 1/2" to 1 1/4" vacuum hose adapters to fit most vacuum cleaner wands - 1 7/8" to 1 3/8" to 1 1/4" to 1" vacuum adapters to fit various vacuum cleaner attachments - 1 1/4" horsehair vacuum brush to gently sweep away dust and debris- 1 1/4" flexible crevice tool to reach tight spaces - 1 1/4" utility nozzle with removable plastic brush to clean hard to reach areas- 1 1/4" brush and nozzle combination tool for versatile cleaningThe 5 layer vacuum adapter has outer diameters of 27mm, 32mm, 35mm, 40mm, and 50mm to fit shop vac attachments with 1", 1 1/4", 1 3/8", 1 1/2", and 1 7/8" inner diameters. The adapters can be easily cut to fit your vacuum cleaner model.These vacuum cleaner attachments are made of natural horsehair and ABS plastic. They are easy to install and detach without tools. The brush attachment cleans desktops, keyboards, sofas, carpets, floors, vents, blinds, cars, and pet hair. The other attachments reach tight spaces and provide all-around cleaning for your home, office, or car.Replace your vacuum cleaner attachments every 1-3 months for peak performance. Maintain your vacuum cleaner for optimal cleaning results