How many times should I wear jeans before washing them? Usually 5–10 wears, unless they’re visibly dirty. The less you wash, the longer they last. Related articles What fit of denim is best for my body shape? What size is the model wearing? Should I be able to sit comfortably in the jeans? Twisting the Gracelyn Twisted Metallic Knit Maxi Dress What size should I purchase?