LYLAS Box Subscription

The SoSis LYLAS Box is a quarterly subscription box valued from $150-$200 packed with seasonal clothing, handmade jewelry and a few other surprises – delivered to your door for half the price you’d pay in store.

As a LYLAS Box subscriber, you’ll get a box of amazing finds and creations from SoSis Boutique hand-picked by yours truly, delivered once per season. Four times a year, you will be sent a limited edition, seasonal box packed with $100+ in retail value.

If you love the SoSis style, you’ll love every LYLAS Box.

Limited quantities available.  



  • How do I sign up? Simply purchase one or ALL FOUR LYLAS Box options  in the LYLAS Box collection
  • Can I return or exchange my quarterly box? View all the details about out LYLAS Box return/exchange policy
  • Who styles the box? SoSis owners, Annie Claire and Chelsey  spend lots of time selecting the best SoSis style for every quarterly box. If you love the SoSis style, you will love everything in the LYLAS Box. 
  • More questions? Contact us here

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Size Chart

Our size chart below shows average measurements for sizing. The majority of our apparel items are junior sized. Due to our wide variety of apparel and brands, items sometimes stray from these average measurements.

If you have a specific sizing question or would like more information, please contact Customer Care. SoSis strives to provide fashion-forward, trendy clothing to women of all shapes and body types. We want ALL women to feel beautiful in our products.