Warm thermofleece tights with side zippers from ankles up to waist. Great for cyclo-cross, they keep you warm before the race starts.
Mens Track and Cyclocross Warmup Tights – Velotec
Nike Eliud Kipchoge Challenger Sub 2 Running Tights Mens Size
BikeRadar Battle: Zip-up tights - BikeRadar
Zip-off full length tights ♻️ – grity sustainable sports apparel
Cyclocross zip up tights
Full Zip Cyclocross CX Tights
Mike Garrigan's LASTIG brand offers up cyclocross-specific tights
パールイズミ - ウエア
Women's Overpant
HUP Adult Warm-Up Tights with full length zip – Kids Racing Ltd