{"product_id":"men-body-shaper-slimming-compression-vest-undershirt-seamless-waist-trainer-tank-top-belly-control-weight-loss-shapewear","title":"FlatCore™ Invisible Compression Undershirt","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eThe undershirt that flattens your stomach the second you put it on — and makes every shirt you own fit again.\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003eMeet FlatCore™: the compression undershirt men wear under everything, every day.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eIt does what holding your stomach in does — except you're not doing it\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003eYou already know how you look when you stand up straight and pull it in. Everything sits differently. The shirt falls flat, the shoulders look wider, the waist looks smaller. It lasts about four seconds, until you breathe.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003eThat's exactly what FlatCore™ was built to hold. Two compression panels do the work your muscles can't do all day — one across the waist, one across the chest — so the flat version of you is just how you look now. From the second you dress until the second you undress.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eIt flattens your chest, not just your belly.\u003c\/strong\u003e\u003cbr\u003eMost shapewear stops at the waist. The upper panel smooths your chest so nothing pushes out under a polo or a tee. No outline. No crossed arms in photos.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eYour shirts fit again — all of them.\u003c\/strong\u003e\u003cbr\u003eThe polo that caught at your waist. The button-down that strained when you sat down. The fitted shirt you bought a size ago and never wore. Nothing was wrong with those shirts. Put FlatCore™ underneath and they go back into rotation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eYou stop thinking about your stomach.\u003c\/strong\u003e\u003cbr\u003eNo pulling your shirt away from your gut in shop windows. No breathing in when someone takes a photo. No adjusting when you stand up. That's the part men notice on day two — not the mirror, the fact that it stopped taking up space in their head.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003e\u003cstrong\u003eLighter than the undershirt you're wearing right now.\u003c\/strong\u003e\u003cbr\u003eIt doesn't squeeze your ribs, doesn't trap heat, and doesn't roll up when you sit. Thinner than cotton, breathes better than cotton. You forget it's on.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\" style=\"text-align: left;\"\u003eFind your size on the height \u0026amp; weight chart, pick your pack, and see what you look like tonight.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Leniro","offers":[{"title":"White \/ M","offer_id":54109822648593,"sku":"7e2f9006-890e-4d63-babc-323697b4c809","price":29.9,"currency_code":"USD","in_stock":true},{"title":"White \/ Xxl","offer_id":54109822681361,"sku":"02f2851a-2b20-4464-9aa7-7f70b034c848","price":29.9,"currency_code":"USD","in_stock":true},{"title":"White \/ Xl","offer_id":54109822714129,"sku":"36a0f07c-bac8-44c0-b055-d7585c9b01d7","price":29.9,"currency_code":"USD","in_stock":true},{"title":"White \/ L","offer_id":54109822746897,"sku":"24826725-e084-49fb-a53d-37661545e5ec","price":29.9,"currency_code":"USD","in_stock":true},{"title":"Black \/ Xxl","offer_id":54109822779665,"sku":"0b5d2404-e01f-4234-b028-9b97c2d0471f","price":29.9,"currency_code":"USD","in_stock":true},{"title":"Black \/ Xl","offer_id":54109822812433,"sku":"cf64635f-1fe2-4568-843e-87c5936d5242","price":29.9,"currency_code":"USD","in_stock":true},{"title":"Black \/ L","offer_id":54109822845201,"sku":"addfbc82-cb2f-4d27-9a07-f3f91dbd85dc","price":29.9,"currency_code":"USD","in_stock":true},{"title":"Black \/ M","offer_id":54109822877969,"sku":"734a9748-ab56-4ec5-93ef-b9cf6a860926","price":29.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0046\/2353\/files\/28d84dfb339856963a16aae203e20d72.jpg?v=1786234220","url":"https:\/\/tryleniro.com\/products\/men-body-shaper-slimming-compression-vest-undershirt-seamless-waist-trainer-tank-top-belly-control-weight-loss-shapewear","provider":"Leniro","version":"1.0","type":"link"}