Visual Trichromatic Ball Training For Myopia And Amblyopia In Adolescents

Product information: Specifications: 5-meter version with plastic storage box, 5 matte balls, plus colored pencils, a ruler, and hooks; 5-meter version with plastic storage box, 5 glossy balls, plus colored pencils, a ruler, and hooks; 5-meter plastic box with glossy finish, 3‑color ball set, plus colored pencils, a ruler, and hooks; 5-meter plastic box with matte finish, 3‑color ball set, plus colored pencils, a ruler, and hooks; 3-meter metal box, 5‑color glossy balls, plus colored pencils, a ruler, and hooks; 3‑meter metal box, 5‑color matte balls, plus colored pencils, a ruler, and hooks; 3‑meter metal box with glossy finish, 3‑color ball set, plus colored pencils, a ruler, and hooks; 3‑meter metal box with matte finish, 3‑color ball set, plus colored pencils, a ruler, and hooks; Plastic box version, glossy surface, convergence‑divergence balls, 2.1 meters, plus colored pencils, a ruler, and hooks; Plastic box version, matte surface, convergence‑divergence balls, 2.1 meters, plus colored pencils, a ruler, and hooks; Baoshijia genuine convergence‑divergence balls, plus colored pencils, a ruler, and hooks. Packing list: 1 x Convergence Divergence Balls+1 x Colored Pencils+1 x Ruler+1 x Hooks Product Image:

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