Durable Material: The door buffers are made of stainless steel and rubber, non-slip, wear-resistant, with a long service life. Not easy to rust, no damage to your doors. Suitable for 5-30mm door seams: These doorstops will fit the area under one of your doors by placing anywhere 3cm from the floor; When the distance is more than 3cm, you can stack them to apply Useful Tools: It provides effective force to keep it closed or open.These door corner blockers are useful in preventing your doors or windows from slamming; You can apply them for windows, various doors in different materials Keep fresh air circulating: our door stopper is suitable for both home and office. This product can be widely used on doors, bathroom doors, interior doors, balcony doors, safe and reliable. Many Applicable Occasions: These door shields are available for different doors in different places - bedroom, kitchen, bathroom, kids room, study, warehouse, school store, etc. - for keep the door open at a right