fonefan (51716) - VestJylland, DENMARK - APR 10, 2014
yespr (48207) - Copenhagen O, DENMARK - NOV 25, 2013
[ As Siren Rainbow Red ].
Clear medium orange yellow color with a small to average, frothy, good lacing, mostly diminishing, off-white head. Aroma is moderate malty, caramel, moderate to heavy hoppy, citrus, grass, orange - citrus, light grapefruit. Initial flavour is moderate to heavy sweet and moderate bitter, finish flavor is moderate to heavy sweet and bitter with a long duration, orange, leather - grass, sharp. hoppy. Body is medium, texture is oily, carbonation is soft - fizzy. 
From tap at M&F. Pours hazy orange with a small white head. Aroma is smooth orange to peachy fruity. Crisp peachy, mango and mild citrusy. Smooth fruity mellow finish. Ungstrup (38598) - Citizen of the universe, DENMARK - NOV 29, 2013
Draft. A hazy golden beer with a lazing beige head. The aroma has notes of petroleum, spicy hopss, caramel, and malt. The flavor is sweet with notes of malt, caramel, spicy hops, and petroleum, leading to a bitter finish. joergen (29397) - Frederiksberg, DENMARK - NOV 28, 2013
Draught at Mikkeller & Friends. cgarvieuk (26098) - Edinburgh, SCOTLAND - OCT 1, 2013
Hazy golden coloured with a medium sized white head.
Fruity aroma of hops, caramel, citrus peel and pine needles.
Fruity flavour of hops and pine needles with notes of citrus and grass.
Keg at the bat... Murky amber... Thin white head... Soft sweet orange zest... Juicy fruity nose... Soft sweet floral hop... Juicy fruits.. Theres something odd hiding in their.. Light oily sweet fruit... Litle soapy
madmitch76 (25823) - , Essex, ENGLAND - OCT 3, 2013
21st September 2013 Leighton (22555) - London, Greater London, ENGLAND - JAN 13, 2016
Rainbow IPA mini event at the King William IV. Keg. Cloudy gold beer with a small white head. Palate is light and crisp and dry. Smooth malt. Minerals. Floral notes. A little cloves (thanks Bruce). Light fruits. Dry crisp finish. Tasty.
Draft at the inaugural Rainbow event, held at King William IV - London. Pours cloudy yellow with a foamy white head. Rich and resinous, with big citrus rind character. Medium bodied with fine carbonation. Rich citrus elements on the finish. Very nice IPA. Rasmus40 (22071) - Beder, Aarhus, DENMARK - FEB 17, 2014
Bottle @ Aarhus tasting. Clear golden with a big and lasting off-white head. Aroma is sweet, malty and moderate hoppy - citrus. Flavor is quite sweet and rather bitter. Dry and rather bitter finish. 170214 Theydon_Bois (20939) - Hazlemere, the lower Xhitlerns, Buckinghamshire, ENGLAND - OCT 2, 2013
Keg at the Rainbow IPA day event at the William IV, 21/09/13. saxo (19547) - Højbjerg, Aarhus, DENMARK - FEB 17, 2014
Pours a nurky orange yellow with a thin off white head.
Nose is light pine, juicy hops, sweet smelling, orange, lemon zest.
Taste comprises bitter grapefruit, orange pith, lemon sherbet, grass, touch of pine.
Medium bodied, fine carbonation, dry finish with balanced hop bitternss.
Bottle. Nice head with excellent duration. Color is hazy golden. Aroma and taste are citrus, malt, flowers, peach, hops, flowers and has a nice fruity finish.