- Straight leg - Seam detail at back - High rise - Full length - Button fly - Rigid Italian denim. 100% organic cotton Alley sits on the waist and has a slim thigh running to a straight leg. This style can feel small initially, however, given the nature of the fabric the garment will naturally ease to your body with wear. For a looser fit, size up. Selina is 5ft 10" and typically wears a UK size 10. Here she wears a DALA waist size 28.