{"product_id":"18mm-diameter-brock-string-vision-convergence-insufficiency-training-tool-j-j","title":"18mm Diameter Brock String Vision Convergence Insufficiency Training Tool J!j","description":"\u003cp\u003eITEM NAME:18mm Diameter Brock String Vision Convergence Insufficiency Training Tool J!j Description: Brock String - used in fixing convergence insufficiency and sports training. The basic purpose of the Brock String is to develop good binocular functions;   in other words to get both eyes working together well.   This activity teaches convergence - the ability to point both eyes more accurately at a target. Size:beads diameter:1.8cm(0.7'') Rope length:260cm(102'') Package includes:a cord, three beads, and one case Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm..Brock String - used in fixing convergence insufficiency and sports training. The basic purpose of the Brock String is to develop good binocular functions;  in other words to get both eyes working together well.\u003c\/p\u003e","brand":"Shop2IndiaBei","offers":[{"title":"Default Title","offer_id":43033914638504,"sku":"U2I-1-174211889191","price":1631.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/1588\/1354\/products\/s-l2000__52309_dc0e6645-a49a-4efd-89b1-044733972b1c.jpg?v=1672625651","url":"https:\/\/shop2india.com\/products\/18mm-diameter-brock-string-vision-convergence-insufficiency-training-tool-j-j","provider":"SHOP2INDIA GATEWAY","version":"1.0","type":"link"}