Premium Material: The faucet aerator wrenches are made of plastic material, eco-friendly, odorless, not easy to break and fade, sturdy and durable for long term use. Easy to Use: The kitchen sink aerator can effectively remove faucet aerators, easy for daily use. Great for repairing problematic plumbing fixtures without having to replace them. Practical Design: An ideal faucet aerator removal tool kit for replacing or cleaning clogged aerators, effectively repairing low flow faucets so that you can use them again with unobstructed water flow. Wide Applications: Works with most buffer faucet aerators and is an ideal faucet aerator tool. Please measure the size of the buffer faucet aerator before purchasing. Package Contents: You will receive 8 pieces faucet aerator removal tools, in 4 sizes of 16.5mm/18.5mm/21.5mm/24mm, which can meet the disassembly requirements of different sizes of faucet aerators.