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! Pinewood Pro's Stick-On Flexible Weights are a low-cost weight for derby cars made from a non-toxic, child-safe composite material with the density of steel.
Best of all, our Flex Weights can be cut with scissors and applied anywhere on your derby car. This gives you maximum flexibility to place weight exactly where it’s needed, optimizing your center of gravity.
Flex Weights can be drilled, painted, cut, sanded, and shaped.
They are an ideal low-cost derby car weight that is kid-friendly, as it’s engineered from non-toxic materials.


Each strip is designed with a 3M adhesive backing, making it the easiest way to apply weight for ensuring your car is the fastest in the race.
Weight is approximately 3 oz.
Off of the race track, each strip also functions well as small weights for crafts.


This product has been tested and passed appropriate CPSIA standards by an independent lab and has received a Children's Product Certificate (CPC).
Pinewood Pro is a US company that has proudly supported the derby car racing community for over 20 years.