Heavy duty aframe ladder is made of resin to provide stable entry and exit for above ground pools with 48 54 walls, Steps have wide, nonskid treads for secure footing, Childproof barrier behind ladder meets ANSIAPSP safety codes to prevent entrapment, 5 deep 18 wide nonslip ladder steps, Flip up and lock outer ladder for when not in use, Antientrapment barrier meets ANSIAPSP safety codes, Easy to assemble, SKU: SXBW019