Popular for their use as containers for science or lab experiments, kids school projects, or other small item storage. Reliable quality: durable high-impact plastic case, non-toxic, odorless, and reusable container, small but reliable, good tightness. Widely application: organize your fragmentary items, such as sewing supplies, first aid materials, films, small batteries, pins, coins, needles, art beads, keys, etc. Easy to use: tight sealing lids to prevent from losing items, they can easily be applied as a safe method of storing things, you can put them into pockets, purses, bags, drawers and other compartments. This is a used to load the film plastic cans, it can be 35mm film,coins, and everything you can imagine small items. Also can use be as the paint box. Colour:Black/Transparent/White Material:Plastic Size:Outside diameter:33mm, Inner diameter:30mm, Height:54mm Package Contents: 100 * Plastic cans Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.