If you only add 2 pcs, we will only send 2 pcs to you not free 1 pcs, so you need add 3 to basket.
Name: Puzzle hand grasping board
Material: splint Packing size: about 20*20*0.9cm Weight: about 0.15kg Suitable age: over 3 years old High-quality architecture: bright colors and solid wood parts. Made of safe, non-toxic materials. As a toy suitable for children from 2 to 4 years old. The puzzles are specially designed for young children and all puzzles are easy to master. Gift age is 24 months and above: this 2-piece wooden puzzle set is ideal. These are birthday gifts and Christmas gifts.
1INCH=2.54CM, 1CM=0.39INCH). it may be much smaller than US/UK size