{"product_id":"spingo-tpu-inner-tubes-700c-x-23c-32c-with-presta-valves","title":"SPINGO TPU Inner Tubes 700C x 23C-32C with Presta Valves","description":"\u003ch3\u003eFEATURES\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eSuitable for Various Sizes: Spingo TPU inner tube 700c is compatible with many tire sizes: 23\/25\/28\/30\/32c, with presta valve options in 48mm, 60mm, and 80mm.\u003c\/li\u003e\n\u003cli\u003eTPU Material: TPU inner tubes are lighter and stronger than butyl rubber with superior air retention compared to latex. Experience 70% weight reduction versus standard butyl rubber tubes, lowering rotational mass for more responsive and efficient riding.\u003c\/li\u003e\n\u003cli\u003ePortable: Compact dimensions of 4.45in × 1.38in × 1.18in—roughly two-thirds the volume of traditional butyl rubber tubes—reduce bike weight and make transport easier without sacrificing performance.\u003c\/li\u003e\n\u003cli\u003eEnvironmental Protection: Made from 100% recyclable green thermoplastic polyurethane (TPU) elastomer material, supporting sustainable cycling practices.\u003c\/li\u003e\n\u003cli\u003eBuy with Confidence: Full technical support and after-sales guarantee. Contact us with any questions or concerns for prompt assistance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Poseidon Bike","offers":[{"title":"48mm","offer_id":49737286648036,"sku":null,"price":8.0,"currency_code":"USD","in_stock":true},{"title":"60mm","offer_id":49737286680804,"sku":null,"price":9.0,"currency_code":"USD","in_stock":true},{"title":"80mm","offer_id":49737286713572,"sku":null,"price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1127\/8574\/files\/open-uri20251119-2577178-1mwjooi.webp?v=1787952374","url":"https:\/\/www.poseidonbike.com\/products\/spingo-tpu-inner-tubes-700c-x-23c-32c-with-presta-valves","provider":"Poseidon Bike","version":"1.0","type":"link"}