{"product_id":"chalk-block-57g","title":"Chalk Block - 57g","description":"\u003ch2\u003eWhat Is It?\u003c\/h2\u003e\n\u003cp\u003eThe OstroVit Chalk Block is a 57-gram cube of pressed magnesia designed to enhance your grip during intense training sessions. Ideal for activities involving poles, handrails, or gym equipment, this chalk block allows you to crush the desired amount into smaller portions and apply it to your hands. Unlike loose chalk, this form does not create dust or spray, offering a cleaner and more controlled application.\u003c\/p\u003e\n\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePressed magnesia form reduces dust and mess compared to loose chalk\u003c\/li\u003e\n\u003cli\u003eImproves grip for activities such as pole training, gymnastics, and weightlifting\u003c\/li\u003e\n\u003cli\u003eCompact 57g block allows for easy portioning and application\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"OstroVit","offers":[{"title":"Default Title","offer_id":48983288873216,"sku":"P52175","price":1.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/9531\/4944\/files\/image_2025-10-24_68fb5b09ba708.jpg?v=1783714272","url":"https:\/\/modflex.co.uk\/products\/chalk-block-57g","provider":"Modflex","version":"1.0","type":"link"}