These M&S period knickers in size 22 offer heavier absorbency with a thigh slimmer shaping design. Made from a blend of polyester, polyamide, and elastane, these black high-rise briefs by Marks & Spencer are machine washable and feature a slimming and stretchy fabric. With anti-leak properties and an opaque design, these period knickers are perfect for providing comfort and support during menstruation while also helping to shape and slim the thighs.
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