Features: There are 10 PCS thumb up thumb down paddle in the package. The abundant quantity can satisfy your needs. Thumb sign is suitable for hands of all sizes. Teachers can use these handy paddles to ask a question and get nonverbal answers from students. These thumb up paddles allow teachers to gains important information about their students' understanding. Thumb up down paddles, the great resource for informal assessment, teachers can use these handy classroom signs to ask questions and get quick responses from students. Specifications: Component: Plastic Size: about 24x15cm/9.45x5.91' Type: 2 Kinds Optional Package Includes: 10 Pcs/Set Yes No Paddles note: Please allow 1-3cm errors due to manual measurement. Due to the difference betweeen different monitors,the picture may not reflect the actual color of the item.