There are 2 sizes-S/M, and you can choose the suitable one or more according to your demands. Unfolding Size(M):30x22x14cm/11.81x8.66x5.51" Adopting the environment-friendly PP material, the is and , having a long service life. Unfolding Size(S):21x15x10cm/8.27x5.91x3.94" Folding Size(S):21x15x2.5cm/8.27x5.91x0.98" The folding box can be placed in the bag after folding, saving much space. Material:PP 1 x Storage Color:Khaki,Blue,Light Red The method of unfolding is as follows: 1.1. lifting the box up. 1.2. folding the diaphragms on both sides outwards until the clasps are fully embedded in the slot.1. 3. the box body is completed. 1.4. putting the lid on the storage cover. It can be collected at home and put in the rear of the car. Folding Size(M):30x22x3cm/11.81x8.66x1.18" Function:Organizing The translucent design can privacy while allowing you can see the inner easily, which is more convenient when you need to take out the item. Color:Khaki,Blue,Light Red The Translucent Design Can Privacy While Allowing You Can See The Inner Easily, Which Is More Convenient When You Need To Take Out The Item. There Are 2 Sizes-S/M, And You Can Choose The Suitable One Or More According To Your Demands. Folding Size(M):30x22x3cm/11.81x8.66x1.18" The Folding Box Can Be Placed In The Bag After Folding, Saving Much Space.