Triskelion Celtic symbol body stamper! approximately from 1 3/4 inch. Celtic knots can be a very tricky to recreate with precision. This Stamper has everything perfectly laid out, all you need to do is stamp in trace. Henna helpers are basically body stampers that will aid in the application of natural henna designs. Easy to use with skin safe ink pads. Just firmly press the stamper onto the ink pad and it will easily transfer to skin.