div.t-store__card__price , 
div.t-store__prod-popup__price ,   
div>div.js-product-price,
div[class*="__price_old"]:after,
div[class*="__price-currency"]
{ display: none !important;}
div.js-store-prod-price-old-val:after ,  div[class*="__price-value"]:after  {
    content: "р/м²";
    padding-left: 5px;
}