Made entirely of environmentally friendly materials. The transparent outer shell paired with the internal dice, available in blue-red and yellow-green, is not only aesthetically pleasing but also provides clear and easy-to-read numbers. The smooth, wear-resistant surface feels comfortable to hold when shaken.Unlike ordinary dice, the operation of shaking the transparent shell left and right before pressing it adds a sense of ritual to the dice-rolling process, quickly enlivening the atmosphere. Whether it's a gathering with friends or a romantic get-together, it easily sparks interest and is also perfect for taking photos and sharing.It can serve as a dedicated accessory for tabletop games like DND and MTG, and also as a decision-making tool for parties, solving the "what to play" and "what to eat" dilemmas. Its elegant appearance also makes it suitable for holidays like Valentine's Day and Christmas, making it a creative gift.The compact size makes it easy for users to carry around. The outer shell protects the internal dice from everyday bumps and scratches, and the environmentally friendly, odorless material ensures both safety and durability, suitable for long-term use.The is a great game for families and friends of all ages. If for any reason you're not 100% SATISFIED,It is not only a math game, to promote children's learning ability of math addition, subtraction, multiplication and division,but aslo a kind of social entertainment, which can develop a sense of rules and exercise their thinking ability, logic ability and reaction ability in an interesting way. it can be easily carried into any outdoor activity. Perfect for home, classroom, parties, picnics, birthday, and bars. Make your own rules and enjoy the game whenever and wherever you are.Color: As ShownMaterial: ABSPackage Contents:1*Di