Product Material: ABS Size: 22.7*8.6cm Color: blue, green, yellow Quantity: 1pcs Package Contents: 1* foot measuring device for children to buy shoes 1.Shoe measurement:The foot measurement device for kids and adults is applicable to Man Woman and Youth,US standard shoe size.It's a growth chart and a foot measuring tool,saving time. 2.Accurate measurements:Never buy the wrong size shoe again.Shoe size measuring devices is fast and very straightforward to use and gives you accurate measurements at the same time,buying kids shoes online with your foot ruler 3.Simple to use & Easy shopping:Simply place childs heel at the back cup of the bigfoot shoe measurer and mark the line directly above their largest toe.Shoe measuring devices for kids make shoe shopping online easier match the size chart,more fun experience and accurate way to keep tracking the kid's foot size. 4.High quality material: The foot measurement device is made of premium ABS.Lightweight, unbreakable and recycled material for durability. The shoe sizer is absolutely safe for your kids. 5.NEVER BUY THE WRONG SIZE SHOE AGAIN: kids foot measuring device will make sure you never buy the wrong size shoes for your kids. You can skip the traffic and the lines by buying kids shoes online