sizeS (35-40 yards): length 26CM, width 8.7CM, height 1.5CM, forefoot thickness 0.2CM, bulge thickness 0.7CM, heel thickness 0.7CML (40-46 yards): length 28.5CM, width 9.2CM, height 1.5CM, forefoot thickness 0.2CM, bulge thickness 0.7CM, heel thickness 0.7CMWeight: S size 42g, L size 51gColour: BlackMaterial: BK mesh, EVA, TPU, latex spongeTRAIN SMARTER: The only athletic insoles proven to help you run faster, jump higher and prevent injury; our carbon fiber insoles provide support, stability and shock absorption to help athletes perform at their bestAffordable sports tech: great for amateur fitness, golf and runningScientifically Proven Performance: These sneaker insoles deliver measurable energy return and increased ground force no matter what sport you're playing; independent testing has proven an increase in the rate of power development (aka explosive power)