Material:The square end cover of the furniture is made of high-quality plastic,which has excellent slip resistance and moisture resistance,good wear resistance,not easy to break,and can be used for a long time . Function:The plastic square pipe plug can protect the floor and furniture from abrasion and scratches,and can effectively reduce the noise when objects are moving.It can also decorate furniture . Multilayer blade design:Square plastic end caps are made with three layer blade design to make it more durable.Therefore,when the pipe plug is not easy to be inserted,it can be properly knocked and not broken,they are also designed to hold up against impact abuse,and harsh weather conditions . Easy to Install:The package includes 30 square plastic end caps,measuring 20 mm x 20 mm/0.79 inch x 0.79 inch.You can insert or push the square column cap into the hollow tube that needs to be installed without glue or nails.Installation is very simple . Multiple Uses:Plastic plug not only protect wood floor and furniture(including Sofa,table,chair,kitchen cupboard and other metal products),it can also provide good solution to outdoor product whose terminal is square interface (handrail,fence bar cover) .