{"product_id":"xkc-tshirt-00053-control-group","title":"Control Group","description":"\u003cp\u003eThe ultimate excuse for not participating in any activity. The grey shirt shows a population broken into two groups, the treatment group and the control group. Based on \u003ca href=\"https:\/\/xkcd.com\/2576\/\"\u003e2576: Control Group\u003c\/a\u003e \u003c\/p\u003e\n\u003cp\u003e Details \nUnisex shirts\n-Material: 6.0 ounce 90% ring spun US cotton, 10% polyester\n-Color: Grey\n\nWomen's Shirts\n-Material: 4.2 ounce 100% airloom and ring spun cotton\n-Color: Grey\u003c\/p\u003e","brand":"xkcd shop","offers":[{"title":"unisex \/ small","offer_id":44016855711813,"sku":"XKC-tshirt-000530-Small","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ medium","offer_id":44016855744581,"sku":"XKC-tshirt-000530-Medium","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ large","offer_id":44016855777349,"sku":"XKC-tshirt-000530-Large","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ XL","offer_id":44016855810117,"sku":"XKC-tshirt-000530-XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ 2XL","offer_id":44016855842885,"sku":"XKC-tshirt-000530-2XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ 3XL","offer_id":44016855875653,"sku":"XKC-tshirt-000530-3XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"unisex \/ 4XL","offer_id":44016855908421,"sku":"XKC-tshirt-000530-4XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ small","offer_id":44016855941189,"sku":"XKC-tshirt-000531-Small","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ medium","offer_id":44016855973957,"sku":"XKC-tshirt-000531-Medium","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ large","offer_id":44016856006725,"sku":"XKC-tshirt-000531-Large","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ XL","offer_id":44016856039493,"sku":"XKC-tshirt-000531-XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ 2XL","offer_id":44016856072261,"sku":"XKC-tshirt-000531-2XL","price":29.0,"currency_code":"USD","in_stock":true},{"title":"ladies \/ 3XL","offer_id":44016856105029,"sku":"XKC-tshirt-000531-3XL","price":29.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/7834\/2213\/files\/0ebe4f21cd3522f1d3438fe41ce1b7877c1bd57fa710d3449f3671c885f4dd0a.png?v=1764883097","url":"https:\/\/store.xkcd.com\/products\/xkc-tshirt-00053-control-group","provider":"xkcd shop","version":"1.0","type":"link"}