Fern string bikini



Peony's signature String Tri silhouette made from our sustainable crepe textured fabric in Fern. Achieve your perfect fit with adjustable straps and cups that slide along under bust ties. Style with the matching string Pant for the ultimate summer ensemble. Made from their sustainable crepe textured fabric in Fern and featuring premium golden toggles and tie sides for the perfect fit.

  • Premium golden toggles. 
  • Made with our sustainable crepe fabric in Fern

All peony swimwear is made from recycled and sustainable fabrics. This includes all main fabrics and linings.

Delivery & Returns

  • All items stocked & shipped from the UK
  • Free UK delivery on orders over £100
  • Free returns and exchanges on all UK orders
  • For international shipping info visit our shipping page



PEONY SIZING CHART8 (small)10 (medium)12 (large)
Bust83cm 33″

88cm   35″

93cm 37″
Waist65cm  25.5″70cm 27.5″75cm  29.5″
Hips (Lower)91cm 35.5″96cm 37.5″101cm  39.5″