Designed with 2 separate pieces that can be fully overlapped or pulled apart to vary the width to fit various spaces or set together at any angle you choose to best fit your space and your style Bookshelves can be expanded, compacted or transformed to an H-shape for optimal storage space Made from acrylic. **Books and decor not included** Approximate Dimensions (in cm): Overall - 35 H x 37 W x 21 D. Width of shelf can be adjusted between approximately 37 - 70 cm. Versatile: This bookshelf nizer is perfect for displaying books, collectibles, photos, and artwork, meeting various storage demands in all areas of your home