●【Sufficient Quantity】-- You will get 10 different sizes of ABS plastic hollow tubes, 4pcs/size, totally 40pcs. The large quantity will be quite enough and convenient for your using. ●【Size Details】-- There are 10 sizes(5 round and 5 suqare), all lengths are 300mm, the diameter and width are about 3/4/5/6/8mm, 0.4~0.9mm thick, the corresponding hole size are about 2/3/4/5/7mm, . ●【Premium Material】-- The tubes are made of high quality ABS plastic, with good toughness and strength.It can be bent in any angle you want to make in the model. ●【Easy to Use】-- Just cut the ABS strips to the length you want and glue them together to make your own crafts. ●【Wide Application】-- Perfect for structural and architectural model making or building, model railway, wargame layout and diorama creation and many other DIY modelling tasks.