The Panaracer PURPLE LITE TPU Inner Tube is the next evolution in ultra-lightweight inner tubes for gravel and road cyclists, engineered from advanced thermoplastic polyurethane (TPU) for a dramatic weight saving over traditional butyl rubber tubes. Designed to fold compactly for easy carrying as a trail-side spare, the Purple Lite features innovative engineering upgrades including a heat-resistant metal valve tip and a rim nut with base spacer to eliminate valve rattle in Panaracer's signature purple colour. Features TPU construction significantly lighter than butyl rubber, reducing rotational weight for faster, more responsive riding Compact fold packs down extremely small for effortless storage in a jersey pocket, saddle bag or top tube bag Rim nut and base spacer secures the valve stem properly for a secure pump head fit and eliminates annoying valve rattle against the rim Heat-resistant metal valve tip durable tip protects against heat generated by electric inflators for safe high-speed inflation Panaracer Purple colour bold, distinctive finish that makes your spare tube easy to identify Presta valve available in 65 mm and 85 mm valve lengths for deep-section rims Specifications Tyre fitment: 700 x 32-47c Valve type: Presta Valve lengths: 65 mm, 85 mm Material: TPU (thermoplastic polyurethane) Colour: Purple