Related Clues:

• Stretcher at the gym
• Hip hugger?
• Exerciser's wear
• Synthetic fabric
• Gym wear
• Knitted fabric
• Stretcher at the gym?
• Underwear material
• Swimsuit material, perhaps
• Stretchy fabric
• Undies fabric
• Fiber known as elastane in Europe
• Lingerie fabric
• Lingerie synthetic
• It stretches at the gym