MATERIAL: Made of brass and the shell is made of ABS, nice corrosion resistance and rustproof.SIZE: 4 pcs padlocks with 6 colors, Each size approx. 33mm x 22mm/1.3*0.87 inch, Small size can be carried with you.SECURITY : each keyed padlock features with 2 pieces corresponding keys, which can improve safety to protect your precious items and avoid loss Key padlock is classic and reliable so that you need not write down and remember the password, reducing trouble Everyone can identify what belongs to them by the color of the lock.MULTI-PURPOSE: the small padlock is a great tool for both home and school, can be applied as a travel lock, jewelry box lock, luggage lock, backpacks lock, briefcases lock, tackle boxes lock, lockers lock, gym lock ,diary books lock, drawers lock, handbags lock, case locks.or other things that need to be locked.