The Retro is a limited edition take on some of the original Thermos flasks. Going back to its heritage, synonymous with plaid, these designs are a real retro throwback. Available in 2 colourways our 470ml flasks are perfect for the vintage lover and festival goer. Created with the Thermos® quality and performance you can rely on and with a 5 year guarantee, this flask is a must for any picnic.