Possible Clues:

• Upper undergarments
• Push-up ___ (certain undergarments)
• Adjustable garments
• Savage X Fenty offerings
• Clothing articles that often have wires
• Clothing items sold by TomboyX
• They might be wireless
• GI Collection buys
• Items purportedly burned outside the Miss America Pageant in 1968
• Garments under crop tops, sometimes