Features: Thoughtful gift: can give these wooden and metal puzzles to your friends, neighbors, family members, etc., which can express your enthusiasm and kindness, and the person who receives this gift be very happy. Reliable material: Puzzle toys are made of quality wood and stainless steel, safe and reliable, with smooth and rounded corners, which are not easy to break or bend. They can be applied for a long time. Specifications: Material: wood and stainless steel Color: as pictures shown Unlock puzzle size: approx. 2.28 inches/ 5.8 cm, approx. 2.95 inches/ 7.5 cm, approx. 2.36 inches/ 6 cm, approx. 2.95 inches/ 7.5 cm Package includes: 10 x Wooden puzzles 4 x Metal puzzles Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Little ones should use our product under the supervision of adults. Small items are included, please keep them away from little kids in case of choking risk. Please keep it away from people under 6 years old.