Flex 21 is an elastic and flexible adhesive, with good adaptability to any type of soft material, cracks or gaps. Thanks to its tip, Flex 21 allows precise, fast and effective gluing. Flex 21 also works perfectly as an adhesive for TPE (Thermoplastic Elastomer), glass and plexiglass. The product comes with a precision blue cannula for obtaining micro-droplets. It is recommended to store Flex 21 at room temperature, and it is estimated that once opened it lasts approximately 12 months.

Additional details for the Flex 21 glue:
  • Manufactured by Colle 21 with reference COLLE-FLEX21 (also listed as Flex21).
  • Package measures 37 mm x 104 mm x 37 mm (width x depth x height), weighting 19 g.
  • Product contains 1 x 10gr. Shipping restrictions may apply to certain countries (more info at our FAQ)
  • Featured in newsletter 602.
SpotModel recommends this product exclusively for experienced professional modellers and collectors. Take appropriate precautions as this product is not a toy, it can be toxic and/or dangerous. Keep away from children. Use is not allowed for children under 14 years.


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It is always necessary to have a good adhesive to join the pieces of the different materials that we can find while assembling our models. The French brand Colle 21 has a range of very versatile glues to stick practically any type of material.
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$15.18 £12.17 ¥2325.03 AU$23.39

Additional product images (click to enlarge):

Image 1: Flex 21 - 1 x 10gr | Glue manufactured by Colle 21 (ref. COLLE-FLEX21, also Flex21)Image 2: Flex 21 - 1 x 10gr | Glue manufactured by Colle 21 (ref. COLLE-FLEX21, also Flex21)