I used to do this to my girls' jeans after school let out. Great way to boost the summer wardrobe for next to nothing! Transform an old pair of jeans into adorable summer shorts using bias tape. Instructions on the site.
Tied Drape-Top: Use a no-fray fabric, like modal, no-fray chiffon or polar fleece for a winter version, since is a no sew no fusing, and very quick top to make. Cut a rectangle twice as long as you wa (Diy Ropa Blusas)