{"product_id":"sit-up-training-device-for-fitness-exercises-kalsten","title":"Sit-up training device for fitness exercises | Kalsten","description":"\u003cp\u003e\u003cstrong\u003eBelly fat, love handles, and flabby arms – even though you could train for ten minutes every day.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIf you don't have time for the gym but still want to achieve visible results, you often face a blank wall: exercises at home feel uncoordinated, and motivation fades. This multifunctional sit-up training device allows you to systematically train your belly, arms, legs, and back – without equipment chaos, without a subscription. After just two to four weeks of only ten minutes a day, your belly will flatten, your arms will tighten, and your legs will firm up.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/7187\/3410\/files\/20250815-gif2_480x480.webp?v=1778488614\" alt=\"\" style=\"margin-bottom: 20px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo muscle loss due to incorrect technique:\u003c\/strong\u003e Thanks to non-slip foot pedals and soft foam grips, you stay in the right position – no slipping, no twisting, no halting the exercise halfway.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo time lost driving to the gym:\u003c\/strong\u003e You train at home, in the office, or while traveling – the device is ready to use right away, without any travel time or waiting for equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo cable snap in the middle of training:\u003c\/strong\u003e The four reinforced pull rods provide enough stability for the pull cable – you don't have to worry about the cable breaking or the device failing when you're in full training mode.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/7187\/3410\/files\/p4_480x480.png?v=1778271953\" alt=\"\" style=\"margin-bottom: 20px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 40 x 26 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e TPE + foam\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Blue, yellow, green, purple\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePull rods:\u003c\/strong\u003e 4 and 6 reinforced tubes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery contents:\u003c\/strong\u003e 1 x multifunctional tension band\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/7187\/3410\/files\/p2_480x480.png?v=1778271944\" alt=\"\" style=\"margin-bottom: 20px; float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Press the pedals to the ground, position your feet, and grasp both handles firmly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTraining:\u003c\/strong\u003e Slowly extend and bend your legs or pull your arms towards your chest – move evenly depending on the desired muscle group without abrupt acceleration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching:\u003c\/strong\u003e For arm exercises, sit on your calves, keep your back straight, and pull the handles in opposite directions up to shoulder height.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003ePro tip:\u003c\/strong\u003e Position the roller centrally under your foot – not on your toes or heel – this keeps the movement clean and prevents unnecessary pressure on the joints.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Kalsten","offers":[{"title":"Yellow","offer_id":54821836423436,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":54821836456204,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":54821836488972,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":54821836521740,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":54821836554508,"sku":null,"price":35.99,"currency_code":"USD","in_stock":true},{"title":"Pink (NEW 6 tubes)","offer_id":54821836587276,"sku":null,"price":44.99,"currency_code":"USD","in_stock":true},{"title":"Purple-Blue (NEW 6 Tubes)","offer_id":54821836620044,"sku":null,"price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/8661\/4284\/files\/spp_20250811102428_3ed4948b5ec8db915ba44cffa2c40b20_ca24a24d-891a-4566-b894-68d2b6e7257c.jpg?v=1780836603","url":"https:\/\/kalsten.com\/products\/sit-up-training-device-for-fitness-exercises-kalsten","provider":"Kalsten","version":"1.0","type":"link"}