Stainless steel door stopper, Materials for high door stoppers: 1)Inner:iron sand 2)surface stainless steel sheel,polished,thickness:0.4mm 3)bottom :corrugated anti slip TPE,rubber ring:TPE 4) Pass PAHS size: 1)hight approx:7.0cm 2)Dia with ring:approx.6.8cm 3)Dia w/o ring:approx.6.3cm 4)weight minimun:1100+/-5g