Pre-order goods-Bogang healing toy ring-Da Vinci crossbow is completed showing the crossbow structure

This series of injury designers are designed like a tribute to the genius Leonardo da Vinci, using the structure in the manuscript as a blueprint, using thin rigidity and elasticity and rigidity to design a toy ring worn on the hand, which can be shot like an Itami bow and arrow with the bending of the finger Arrow, is a delicately designed and playful product For safety, please use cotton swabs or other sleek materials as arrows specification: Front ring circumference: 1.6cm back ring circumference 1.81cm (C-shaped ring, adjustable) Total ring length, width and height weight