Only tried on indoors and never used outside. It's in good condition, but since it has been stored at home, please refrain from purchasing if you are concerned. No claims, no returns. I do not have any pets or smoke. COSMORACER LD 2 ●Material: [Upper] Synthetic fiber [Outsole] Synthetic sole [Spikes] Metal (iron) 4mm: Fixed ●Actual size: ●Weight: Approximately 121g (for one 27.5cm shoe) ●Made in Vietnam ©1500~10000m ●For all-weather tracks ●Width/Last: STANDARD Purchased at Xebio. For reference, the product description from Xebio Online is included. #Trackandfield #Spikes #Trackandfieldspikes #Longdistance #Cosmoracer