[Dual-purpose model] 20*30 green whiteboard + 12 chalks, 2 stickers, 1 pen, 1 eraser, 1 mop; Double-sided chalk, increased thickness, 40, 48 pieces, 20 pieces; [Dual-purpose model] 30*40 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; Chalk, increased thickness, 40, 48 pieces, 20 pieces; Double-sided chalk, increased thickness, 48 pieces, 20 pieces; [Dual-purpose model] 45*60 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 45*60 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Thickened model] 50*70 double-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 50*70 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 50*70 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Thickened model] 60*90 double-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 60*90 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 60*90 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 70*100 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 70*100 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 80*100 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 80*100 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Thickened model] 90*120 double-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 90*120 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 90*120 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 100*150 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 wipes, 1 mop; [Thickened model] 100*150 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 100*200 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 erasers, 1 mop; [Thickened model] 100*200 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop; [Dual-purpose model] 120*240 green whiteboard + 48 chalks, 20 stickers, 10 pens, 2 nails, 2 wipes, 1 mop; [Thickened model] 120*240 single-sided green board + 48 chalks, 20 stickers, 2 nails, 1 eraser, 1 pen mop
