Features: Brand new and high quality This chemistry molecular model is designed for easy chemistry learning for organic and functional groups. Organic chemistry model kits is good for students, teacher, and anyone interested chemistry. Molecular model kits, a good assistant for high school students to study organic chemistry, and structural chemistry. The universal standard adopted for each atoms color makes it easier for you to use and learn. With its innovative design, the organic chemistry model kits is a good teaching aid for aspiring scientists and chemistry enthusiasts. Specifications: Material: Plastic Size: approx 30x28x5cm/11.81x11.02x1.97 inches Type: Basic Model/Standard Model/Upgrade Model Package Includes: 1 Set Chemistry Molecular Model note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.