REX Open Inserts

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REX "Open" insert containers (set of 2) are constructed with premium & sustainable materials and designed to fit seamlessly inside the REX 9x6 Travel Lunch Box. 

  • Insert body is made of "Tritan" plastic (Cleanest plastic and closest to glass)
  • Insert lid is made of premium silicone 
  • Leakproof performance
  • Shatter-proof materials
  • Odor, stain, and scratch resistant 
  • Microwave safe (remove lid first)
  • Dishwasher safe (top rack)
  • Fridge & freezer safe
  • BPA Free
  • 16 oz 
    REX Open Inserts
    REX Open Inserts
    REX Open Inserts
    REX Open Inserts
    • Free Shipping over $100

    • Free Returns

    • Charleston SC

    • Premium Materials

    Measurements & Specs

    Get the size for you.

    If 40oz is too much space, try our smaller convenient bowls.

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    We got you covered!

    Yes, our Tritan & Silicone inserts are microwave safe.

    Yes, our inserts are dishwasher safe TOP RACK.

    No, inserts are not required for the REX container, however they offer many options to turn your REX into a lunch box, bento box, snack box, and so much more!

    Our inserts are designed for daily use and have endless uses. With air-tight leakproof lids, they are amazing for food storage, meal prepping, lunches, fresh snacks, and of course - creating bento boxes and lunch boxes out of your REX containers.

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    Family Inspired. Customer Driven.

    What started as a creative "mom hack" to keep queso hot during taco night has become a leading brand for insulated food storage - offering simple solutions to Eat Fresh & Live Healthy wherever life takes you.

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