Stick-on Flex Weights are a low cost weight for Derby cars that are a non-toxic, child safe composite material with the density of steel.

  • Best of all, Flex Weights can be cut with a scissors and stuck ...

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Stick-on Flex Weights are a low cost weight for Derby cars that are a non-toxic, child safe composite material with the density of steel.

  • Best of all, Flex Weights can be cut with a scissors and stuck anywhere on your Derby car giving you maximum flexibility to place weight exactly where you need it to optimize your center of gravity.
  • Flex Weights can be drilled, painted, cut and shaped.
  • It is an ideal low cost Derby car weight that is kid friendly.


With a 3M adhesvie side, this is the easiest weight to apply to make your car the fastest in your race.

Weight is approximately 3 oz.

  • Quick and Easy: Applying these stick-on weights is simple. Easily cut and shape the adhesive weights with scissors, then remove the backing, and apply directly to your derby car.
  • Non-Toxic: The flex weight is designed with materials that are safe for children and are non-toxic. Have peace of mind while letting young ones experiment with weight and placement.
  • Customizable: Cut and shape it with scissors, or drill holes into it. Paint it. Add stickers. Camouflage the weights or make them stand out -Just make sure they're giving your car a speed boost!
  • Super Strong: The strong adhesive on these weights for Pinewood Derby racing is a 3M adhesive, so there’s no need to worry about them coming loose after application.
  • Trustworthy Density: Each strip is made from a composite material with the density of lead and a lower cost than zinc. Trim, peel, stick, and you’re ready to race - safely!
  • Quick and Easy: Applying these stick-on weights is simple. Easily cut and shape the adhesive weights with scissors, then remove the backing, and apply directly to your derby car.
  • Non-Toxic: The flex weight is designed with materials that are safe for children and are non-toxic. Have peace of mind while letting young ones experiment with weight and placement.
  • Customizable: Cut and shape it with scissors, or drill holes into it. Paint it. Add stickers. Camouflage the weights or make them stand out -Just make sure they're giving your car a speed boost!
  • Super Strong: The strong adhesive on these weights for Pinewood Derby racing is a 3M adhesive, so there’s no need to worry about them coming loose after application.
  • Trustworthy Density: Each strip is made from a composite material with the density of lead and a lower cost than zinc. Trim, peel, stick, and you’re ready to race - safely!

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