The endura mtr softshell bib short share the same qualities as the endura mtr bib short but with an added waterproof softsell panel for protection on the seat they are construced from the famous mt500 durable lycra fabric found in the mt500 range and is pre curved for the aggressive race position so you get the best flexibility whilst riding these cycling bib shorts can be worn underneath your endura mtr baggy shorts without them slipping off thanks to the anti slip attachment system