This listing has multiple tyre + tube combinations, please choose your desired ' option ' from the ' -select- ' dropdown above Type: Wired Colour: Black with Reflective Sidewall Strip Compound: Standard Pressure: 50-80 psi Weight: 500g Size: 37-349 (16" x 1-3/8") Puncture Resistance: High These tyres are puncture-resistant, long-lasting and virtually maintenance free. No longer are nails and broken glass etc your threats on the road anymore, with a built in anti-puncture lining you can ride with a PEACE OF MIND! Featuring a modern slick tread design, they are the perfect fast commuting tyre for the everyday cyclist.