Quality material: this vacuum cleaner hose adapter is made of quality plastic material, which is and can be applied for a long time Wide application: this vacuum hose adapter cleaner can convert 32 mm to 32 mm, 32 mm to 35 mm, 40 mm to 32 mm, 40 mm to 35 mm, which can meet your multiple purpose; Suitable for most vacuum, you can check your size before purchasing Package include: you receive 2 pieces vacuum hose adapters, you can use one for replacement and the other as a backup Convert 1-3/8 inch to 1-1/4 inch: this vacuum hose adapter can help convert 1-3/8 inch vacuum hose or attachments to accept standard 1-1/4 inch to fit most attachments Easy to install: this vacuum hose adapter is easy to install, you don't need any tool; Just insert of the hose to convert the diameter of hose