A truly ingenious & well thought out growing system from Sweden which is fascinating & fun to use. Ideal for raising seedlings & rooting cuttings on a windowsill or in a conservatory, with 49 x 2.5cm (1") diameter growing cells. Beautifully engineered & solidly built for long life. Key features include:• Transparent lid which reverses to neatly dib holes for accurate seed sowing.• Clever self-watering base tray construction.• For ventilation (or not) just turn the top 90°.• When plants are ready to move, just push the tray down & they pop out of their cells automatically. Assembled size 22.5cm (9") x 20cm (8") x 16cm (6¼") high.