Mound Ottomans provide a variety of heights, diameters and upholstery options - including artificial grass - to add vibrancy and texture to your learning environment.Mound OttomanSelection*SelectStandard FeaturesPlywood frames 35/190 foam Glides Structural Warranty: 10 Years Lead Time: 4-6 Weeks Other OptionsArtificial grass Customisable dimensions Customisable fabric Standard DimensionsMound Ottoman Small 600Ø x 300H Mound Ottoman Medium 900Ø x 450H Mound Ottoman Large 1200Ø x 600H