I can understand mixing and dissolution, separation and evaporation. Product size / 15ml test tube: 17 x 101mm, test tube lid: 23 x 11mm, Test Tube Rack: 160 x 50 x 67mm, spatula: 125 x 16 x 12mm, dropper: 13 x 150mm, plastic beaker: 56 x 71mm, Funnel: 47 x 45mm Materials / test tube, beaker, funnel: PP, Test Tube Rack, spatula: x4 Test Tube Rack x2 15ml test tube ABS The set includes 100ml beaker (ABS made) x1 x1 dropper spatula x1 filter paper 70 (10-Disc) x1 natural coloring yellow, blue, and red (each 1g) each text x1 x1