{"product_id":"pinggu-concave-base-wenwan-walnut-40mm-natural-select-ritual","title":"Pinggu Concave-Base Wenwan Walnut · 40mm · Select Ritual","description":"\u003cdiv\u003ePremium \u003cstrong\u003ePinggu Concave-Base\u003c\/strong\u003e wenwan walnut, a sought-after classic variety. Defined by its signature deep concave base (2–3mm), short stout triangular pile, plump belly, and distinct toad-like silhouette with prominent “hind legs”. Features fine pink-red skin, dense bone structure, and rich natural oil. Deep, consistent grain extends seamlessly into the concave base. Exceptionally fast and even oxidation—maturing to a glossy oxford red patina in months, with superior jade-like translucency. Perfect for daily hand play, massage, and valuable collection.\u003c\/div\u003e","brand":"WalnutRitual","offers":[{"title":"Default Title","offer_id":44187363803172,"sku":"S-PGAD-001","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/5427\/7668\/files\/IMG_3778.heic?v=1779089037","url":"https:\/\/walnutritual.com\/products\/pinggu-concave-base-wenwan-walnut-40mm-natural-select-ritual","provider":"WalnutRitual","version":"1.0","type":"link"}