Hey Seaster, we know that getting the perfect fit is a challenging task while online shopping. So, we've developed these guides based on the comments and feedbacks of over a hundred Seasters hoping that it will make your Haikini shopping experience as seamless as possible!

If you still need a personal recommendation from us, feel free to DM us on Instagram @haikini.co and we will get back to you on the same day (within Singapore's working hours).

We offer easy exchanges for all orders, unless it is an item tagged as "final sale". Simply drop us an email at hai@haikini.co with your order number and tell us what size you wish to exchange for.

Tips for fitting our bikini tops:

  • If you are in-between sizes: size down if you use our swimwear for high-impact activities like surfing, windsurfing, beach volleyball etc. 
  • If you are in-between sizes: size up for a more relaxed fit for low-impact activities like tanning, lounging and light swimming
  • Follow your bust size unless you are purchasing a Off-Shoulder style like Cloud 9 Off-Shoulder Top, Mona Liza Off-Shoulder Top, Carille Off-Shoulder Top
  • For Off-Shoulder tops, we recommend you to follow your US/UK/EU dress size
  • Fits true to size

Tips for fitting our bikini bottoms:

  • If you are in-between sizes: size down if you use our swimwear for high-impact activities like surfing, windsurfing, beach volleyball etc. 
  • If you are in-between sizes: size up for a more relaxed fit for low-impact activities like tanning, lounging and light swimming
  • Fits true to size

Tips for fitting our one piece swimsuits:

  • If you have a longer torso, please choose a larger size to accommodate for height