Recycled Cotton Boyfriend Jeans. Looking to inject some recyclable fashion into your relaxed fashion look this winter? Check out these black boyfriend jeans by BDG. These casual finished jeans come with a dual-rise high or low fit with adjustable cinch detail to back. Their overall design includes washed dark denim look with belt loops, button and zip fly and a classic five-pocket construction. Constructed using 20% recycled fibres, it breathes new life into old upcycled materials.