20mm tyres.
Less contact with road = less chance of hitting something sharp.
(as for aerodynamics. I read that 23mm tyres give optimal aero dynamics, as they offer the best balance of cutting through the air and pushing the air away from the wheels.)
@Smallfurry started
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20mm tyres.
Less contact with road = less chance of hitting something sharp.
(as for aerodynamics. I read that 23mm tyres give optimal aero dynamics, as they offer the best balance of cutting through the air and pushing the air away from the wheels.)