small particle building blocks toy garage kit racing model hand-made storage dust cover plastic transparent acrylic display box

10cm high [default black background]] 15cm high [default black background]] 20cm high [default black background]] 25cm high [default black background]] 30cm high [default black background]] 35cm high [default black background]] 40cm high [default black background]] 45cm high [default black background]] 50cm high [default black background]]

length/width 10*10 need thick white background/transparent bottom please note length/width 15*10 need thick white background/transparent bottom please note length/width 20*10 need thick white background/transparent bottom please note length/width 25*10 need thick white background/transparent bottom please note length/width 30*10 need thick white background/transparent bottom please note length/width 35*10 need thick white background/transparent bottom please note length/width 40*10 need thick white background/transparent bottom please note length/width 15*15 need thick white background/transparent bottom please note length/width 20*15 need thick white background/transparent bottom please note length/width 25*15 need thick white background/transparent bottom please note length/width 30*15 need thick white background/transparent bottom please note length/width 35*15 need thick white background/transparent bottom please note length/width 40*15 need thick white background/transparent bottom please note length/width 20*20 need thick white background/transparent bottom please note length/width 25*20 need thick white background/transparent bottom please note length/width 30*20 need thick white background/transparent bottom please note length/width 35*20 need thick white background/transparent bottom please note length/width 40*20 need thick white background/transparent bottom please note length/width 25*25 need thick white background/transparent bottom please note length/width 30*25 need thick white background/transparent bottom please note length/width 35*25 need thick white background/transparent bottom please note length/width 40*25 need thick white background/transparent bottom please note length/width 30*30 need thick white background/transparent bottom please note length/width 35*30 need thick white background/transparent bottom please note length/width 40*30 need thick white background/transparent bottom please note length/width 35*35 need thick white background/transparent bottom please note length/width 40*35 need thick white background/transparent bottom please note length/width 40*40 need thick white background/transparent bottom please note