Description: How to free the marble from this bottled captivity without breaking? This bottle puzzle is logic games, very interesting design! Require patience and skill to take out the wood stick. Suitable for all ages kids and adults, not only stress relief toy, but practice eye-hand coordination. A great gift for people who love brainteasers and trick puzzles. Specifications: Material:Glass, Wood Color:Clear Size: Bottle Height: 12cm/4.72 inch Total Height:15cm/5.91 inch Note: Please allow slightly error due to manual measurement. Customer satisfaction is our primary concern. If the product is somehow cracked or broken during shipping, please feel free to contact us. We will try our best to give you a satisfactory solution. Package included: 1 Piece Bottle Puzzle