{"product_id":"thinvik-tpu-road-bike-inner-tubes-700x18-32-80mm-metal-presta-valve-pair-lightweight-durable-spares","title":"Thinvik TPU Road Bike Inner Tubes 700x18-32 — 80mm Metal Presta Valve Pair, Lightweight Durable Spares","description":"\u003cstrong\u003eThinvik TPU inner tube pair for 700 x 18–32 road tires with 80mm metal Presta valve—lightweight, compact spare tubes built for easier installation and improved puncture resistance.\u003c\/strong\u003e\n\n\u003cp\u003eIf you want a compact, durable spare inner tube tailored to modern road tires, these Thinvik TPU tubes offer a lightweight alternative to conventional butyl tubes while upgrading valve durability with metal Presta threads. Designed for 700c road wheels in sizes from 18c to 32c, the pair includes 80mm metal-valved stems for secure fitment through deep-section rims and simpler handling during inflation and removal.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these Thinvik TPU tubes fit different road tires?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are made to accommodate a range of 700c tire widths commonly used on road, gravel, and hybrid bikes. The TPU material provides flexibility so a single tube size covers 18–32mm tire widths without compromising seating or inflation behavior.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 700c tires sized 18\/23\/25\/28\/30\/32c\u003c\/li\u003e\n  \u003cli\u003eFlexible TPU tolerates small variations in tire width\u003c\/li\u003e\n  \u003cli\u003e80mm Presta valve suits most mid-to-deep carbon and alloy rims\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits does the metal Presta valve provide?\u003c\/h3\u003e\n\u003cp\u003eThinvik replaces plastic valve stems with metal-threaded Presta valves to increase durability and reduce the risk of valve damage during installation, removal, or pumping. Metal valves also provide more secure valve cores and a firmer connection to pumps and sealants where used.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMetal threads resist wear compared with plastic stems\u003c\/li\u003e\n  \u003cli\u003e80mm length clears deep-section rims without extenders\u003c\/li\u003e\n  \u003cli\u003eBetter pump coupling and less wobble when inflating on the bike\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre TPU tubes easier to carry and install than traditional butyl tubes?\u003c\/h3\u003e\n\u003cp\u003eTPU tubes are significantly smaller and lighter than standard butyl rubber tubes, making them convenient as road spares that fit in a jersey pocket or small saddle bag. The tube shape and slightly firmer feel combined with a longer, wider design help simplify mounting and reduce fumbling during roadside repairs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApproximately 70% smaller packed size than some butyl tubes\u003c\/li\u003e\n  \u003cli\u003eLonger, wider, thicker design eases handling during installation\u003c\/li\u003e\n  \u003cli\u003eLess bulk lets you carry spares without extra luggage or weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow resistant are these TPU tubes to punctures and wear?\u003c\/h3\u003e\n\u003cp\u003eThermoplastic polyurethane (TPU) is known for higher tear strength and abrasion resistance than many standard tube materials, which helps lower the risk of punctures from road debris. While no tube is puncture-proof, TPU's material properties translate to a sturdier inner tube that stands up better to rough surfaces and repeated use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTPU offers improved tear and abrasion resistance over basic butyl\u003c\/li\u003e\n  \u003cli\u003eMaterial reduces common pinch flats when properly installed and inflated\u003c\/li\u003e\n  \u003cli\u003eMetal valve stem minimizes failure points at the valve base\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Cyclists who want a compact, dependable spare for road rides—ranging from daily commuters to long-distance sportive riders—will appreciate Thinvik's TPU pair. These tubes suit riders using 700c tires between 18mm and 32mm, especially those with deeper rims that need an 80mm Presta valve. If you prioritize lightweight carry, improved valve durability, and better puncture resistance than basic butyl options, these Thinvik TPU tubes make a practical addition to your ride kit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these tubes fit my 700 x 25 road tire?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The Thinvik TPU tubes cover 700c tire widths from 18mm up to 32mm, so 25mm is within range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need a valve extender for deep-section rims?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Usually not—these tubes have an 80mm metal Presta valve that clears many mid-to-deep rims, but measure rim depth to confirm.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Thinvik","offers":[{"title":"Default Title","offer_id":48084340310174,"sku":"B0FDG93CZ2","price":31.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/thinvik-front-pair-tubes.jpg?v=1785850786","url":"https:\/\/northtrailauto.ca\/products\/thinvik-tpu-road-bike-inner-tubes-700x18-32-80mm-metal-presta-valve-pair-lightweight-durable-spares","provider":"North Trail Auto","version":"1.0","type":"link"}