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Montii Fusion Insulated Bottle & Cup Base - 350ml

NEW..... Fuchsia, Matcha and Midnight available now!

Introducing our 350ml Insulated Bottle & Cup Base – the coolest companion for all your sips and swigs! The perfect size for even little hands to hold.

Whether you're on an outdoor adventure or just conquering the concrete jungle, this insulated base will keep your drinks frosty even on the hottest summer days.

Choose a Sipper Lid or Flask Lid (or both!) to suit your style. 

But wait, there's more! These bases aren’t just a one-trick pony. Designed to be multi-purpose, choose a Smoothie Lid to transform your base into the ultimate smoothie sidekick! Don't forget to add a Smoothie Straw too.

Whether you're savouring the sunrise on a mountain top or blending up a storm in your kitchen, let the 350ml Bottle & Cup Base be your ticket to sippin' in style.

Lids, straws, straps and bumpers are are sold separately.

Features you’ll love

  • No more scrubbing - This dishwasher safe base makes cleaning a breeze
  • Kid-Approved, Adult-Friendly - Sized just right for smaller serves, from kiddie cravings to petite portions for grown-ups!
  • 24 hours cold - turn up the chill factor with our double-wall insulation
  • Built tough from Stainless Steel to withstand your wildest adventures
  • Wide mouth design welcomes ice cubes of all shapes and sizes
  • Zero condensation means no more slippery hands or surprise water rings
  • Not just functional - make it fashion! Switch up your base with your favourite colour accessories
  • The base that can do it all - effortlessly switch between our universal lids
  • No nasties here - this base is 100% Lead and BPA Free

Made from - Vacuum insulated double wall stainless steel (18/8 and 304).


  • Dimensions - 7.3cm x 14cm
  • Wide mouth opening - 5.5cm
  • Capacity - 350ml
  • Weight -200g

Information taken directly from the Montii website.

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