High QualityThe lid support hinge is made of nickel heavy duty zinc alloy, which perfectly prevents the hinge surface from being damaged by air oxidation. High-quality durable materials ensure a long service life for you. Safety-Buy our Corner Double Arm Folding Stand so you don't have to get tired of having to lift the cabinet door, only one hand can go in, no more worrying about your kid or grandson breaking his fingers. DURABLE FOR EXTENDED USE- Made of high quality zinc alloy for maximum corrosion resistance and durability, lid stay hinges provide continuous support. Adjustable Tension- Adjust the tension with an Allen key to support different weights to set the applicable friction pressure.