Dimension: 30" W x 72" H, 32" W x 72" H, 34" W x 72" H, 36" W x 72" H Color: Clear, Black Walk-in opening: 23 1/5 in. 25 2/5 in, 27 2/5 in, 29 3/10 in 1/4 in. clear certified tempered glass. Also adjustable 20mm on each sides.