Mavic espoir helmet excellent fit and value with great ventilation ergo ride features including the ergo hold retention system and ergo fit pads offer great comfort for your everyday rides features espoir fit pad for a great comfortergo hold retention system for optimal adjustability comfort and head hold23 ventsweight 270 grams mtechnologies ergo hold retention system the ergo hold retention system offers unbeatable comfort thanks to a precise adjustment system which perfectly fits all