55870065 Size: Standard (2.5" H x 2.5" W x 2.5" D) Features: -Dog toy.-Original tennis ball for small and large dogs.-Non-abrasive felt won"t wear down dog"s teeth.-Extra-thick natural rubber walls give extra durability and bounce. Options: -Available in Junior, Standard and Giant sizes. Color/Finish: -Non-toxic and colorfast dye won"t stain carpet. Dimensions: -Junior Weight: 1.2 lbs.-Junior Dimensions: 1.8" H x 1.8" W x 1.8" D.-Standard Weight: 3 lbs.-Standard Dimensions: 2.5" H x 2.5" W x 2.5" D.-Giant Weight: 7.2 lbs.-Giant Dimensions: 4" H x 4" W x 4" D.