For Sarah Bouser, 17, shopping for clothes was never fun. Unlike her thinner friends, she always had trouble finding fashionable clothes that fit her full-size figure. Then she discovered Torrid, the first mall-based boutique for plus-size teens. "Before, I wore a lot of boys' clothes," she says, browsing the Torrid store in Brea, Calif., one of the chain's six outlets. "[Now] I feel more feminine."
For teens like Sarah who have grown up in fashion hell, fashion heaven has arrived. The 1-year-old Torrid is geared to selling trendy junior fashions and accessories (read: body jewelry) to customers who have never had...