HOLDS LID OPENGas struts heavy duty soft close lid stays will hold your lid open until you push it down. Never worry again about having to prop the lid open SAFETY & SOFT CLOSEKeep the lid approximately suspended, making it easy to open and close even heavy duty lids, Soft close lid support hinges is a safety solution for toy box lid and wooden box, lids will lower slowly and gently to avoid smashing fingers EASY INSTALL INSTRUCTIONSEasy to follow installation instructions ensure a perfect install the first time! Lid stay can be installed on either the left or the right side.This gas springs chest hinges is deal for upward opening flaps, such as toy boxes and wooden boxs, vertical cabinet doors and storage box, cabinetry,vanity lids,trap door,storage chest,tool box HEAVY DUTY GAS STRUTS - 100N heavy-duty gas struts may be supported maximum 20lbs lid and gently lowered; 2 x 100N heavy gas struts may support maximum 40 pounds of the lid. Hydraulic gas rod for furniture--easy to install and convenient to use stable performance and various ranges of bearing pressure,gas rod support, Manufacturer: KUAYEOCF