We've not seen a chino as heavy duty as these Samurai SJ48CPs. Woven on old power looms, these chinos come in at a whopping 15oz with fabric made of a very thick thread that's been sulfur-dyed. The design is based off 1960s Japanese workwear, and this version is features a wide leg and higher rise. Samurai SJ48CP - 15oz Heavy Khaki Wide Chino