This 8-panel extra wide adjustable gate expands from 34.5 in to 154 in for different room openings. The octagon-shaped playpen layout measures 59 x 59 x 29.13 in, and each panel measures 24.6 x 29.13 in. A 16.5 x 28.5 in door can stay open at 90 degrees and close below 90 degrees. The gate folds to 29.13 x 26 x 8 in for storage between uses. Materials are listed as nylon, Pp, Abs and metal, with a 27 lb net weight.