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Oak One Piece-Blush
Oak One Piece-Blush
Oak One Piece-Blush

Oak One Piece-Blush

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Exclusive only to Sister and Mister in the U.S.

The Oak One Piece, giving you two looks in the one style! And we think she’s pretty special.


  • Two Way Tie-Up
  • Delicate shoe string straps
  • Waist Band
  • Side leg frills
  • UPF 50+
  • Fully Linned
  • Chlorine Resistant

Our Oak One Piece is designed to be fitted against your child's body.
We recommend choosing a size closest to your child's age, and if unsure, we recommend going down a size if they are in-between sizes.

Model is 4, wearing a size 3.

Sizing Chart


Please note when measuring; these measurements are taken with the garment laying flat on a surface, this will stretch once on your child's body.

Waist measurements are measured around the waist.

Size Length  Waist
6mths - 1yr 37 cm 38 cm
2yr 40 cm 41 cm
3yr 43 cm 44 cm 
4yr 46 cm 47 cm
5-6yr 50 cm 51 cm
7-8yr 54 cm 55 cm
9-10yr 58 cm 59 cm