Welcome to our store! 1,Wide Application: Teaching dice set is suitable for classroom accessories, home teaching and math learning, it can also be applied to parties or playing with friends at home or at school with classmates indoors. 2,Compact Dice: The dices are 16mm in size. The compact size make it convenient for you to carry. You can put them in your pocket or bag. 3,Easy to Read: Teaching dice is printed with clear signs, including minus signs and plus signs for easy reading and easy to identify geometry. 4,Engraved Symbols: The mathematical symbols on the dice are engraved, and the symbols on the dice do not wear out and are durable. 5,Plastic Material: Made of premium plastic, the math operation dice are odorless, light in weight and resistant to wear and tear. It has a long service life. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type: Dice Set Material: Plastic Weight: Approx. 84g or 2.96oz Size: 1.6x1.6x1.6cm or 0.63x0.63x0.63in Application: Math Teaching <style> .wang-edit-text{ font-family:'Arial' !important } .wang-edit-text table { border-top: 1px solid 000 border-left: 1px solid 000 } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000 border-right: 1px solid 000 padding: 3px 5px } .wang-edit-text table th { text-align: center }< or style> 20 x Dice Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store