Feature: -- Adopting soft material of plush hoods, nontoxic, safe to play. -- Electric toy design, can easily simulate your pet´s interest. -- Avoid the ball lost in the corners, centrifugal scroll setting, irregular scrolling. -- Can accompany the pets to play and clean the creatures. Description: Item type: Pet toy Product size: 8cm in diameter Weight: 170 g Material: Plastic + plush Battery:AA battery Features -- Environmental friendly material -- Electric toy -- Funny to play Package includes: Package includes: 1 * Magic Roller Ball Toy (battery is not included) 4* Ball Toy bags(4different color) Notes: 1-2cm error might exist due to manual measurements, please kindly understand. The colors deviation might differ due to different monitor settings.