This pet carrying case is made of EVA polymer foam, which is flexible and very lightweight. In addition, this bag just got some taste, because our bags are sold at the factory, there is no stock smell, you can open it for a few days after you get it. Feature: Hardness: medium Color: pink, gray, beige Material: EVA Size:Mini bag -19*14*15cm:Suitable for 500g small animals such as hamsters, guinea pigs, turtles, etc. Small -30*25*20cm:Suitable for 1.5KG cats, rabbits, puppies and other young animals Medium -42*28*30cm:Suitable for 4KG cats, dogs and other small animals Large size -46*35*30cm:Suitable for 7.5KG cats, dogs and other small animals (Approx) Package include:1Pc*Folding Pet Box NOTICE: 1. Because the measurement methods and tools are different, the measurement results will have an error of 1-3 cm,which is normal. 2. Due to the difference in light and angle, the display may cause a little color difference between the object and the picture. The color is subject to the physical product, but we have tried our best to Show the true color to the customer.