Material: Sensory activity board is made of silicone, wear resistant and provides a quiet environment for focused play, stay away from phone Skill Advancement: Kids Busy Board can develop imagination, concentration, dexterity, fine motor skills, and coordination Size: Our Sensory Activity Board is16cmx11.3cmx1.85cm/6.30inchx4.45inchx0.73inch in size,which is portable Occasion: Fidget Board Toy is great for office, travel, workplaces, car, plane, schools, or leisure activity while watching TV Cognitive Development: Stimulate cognitive growth across all ages with the open ended, hands . Its unique design encourages creative, imaginative problem solving Specification: Material: Silicone Size Chart: Sensory Activity Board:16cmx11.3cmx1.85cm/6.30inchx4.45inchx0.73inchSilicone Stick: 18cmx0.58cm/7.09inchx0.23inch Package Includes: 1Sensory Activity Board 20 Silicone Sticks 1 Storage Bag Note: 1.This is not infant toy , please take away from children to avoid eating.2.Please allow slightly errors 1-2cm differences due to manual measurement.