Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude. Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

Natural and synthetic rubbers such as latex, nitrile, millable polyurethane, silicone, butyl and neoprene, which attain their properties through a process known as vulcanization, are typical thermoset elastomers. Molding conditions can dramatically affect the amount and nature of shrinkage.

GEON WJMC30AL NAT 0000 GEON 85856 ALMOND GEON W9300 NAT 0000

performance in prior periods without the effect of items that, by their nature, tend to obscure Senior management believes these measures are useful to investors because they allow for comparison to PolyOne's performance in prior periods without the effect of items that, by their nature, tend to obscure PolyOne's operating results due to the potential variability across periods based on timing, frequency and magnitude.

SF114082-02 EXPA4DUF NAT 0000 GEON E6080 WHITE GEON W9300 NAT 0000

16899-11 EXPL9109 NAT 0000 ROYALITE R-60 GEON R130AED WHITE 41 GEON W9300 NAT 0000

Geon(TM) V1750 Non-Slip Geon(TM) A56-38B Midcoat GEON W9300 NAT 0000

Geon(TM) A60-08A Mat Vinyl Geon(TM) V1203-80 Belting GEON W9300 NAT 0000

Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure

Sustainable infrastructure solutions that increase energy efficiency, renewable energy, natural resource conservation and fiber optic / 5G network accessibility performance in prior periods without the effect of items that, by their nature, tend to obscure performance in prior periods without the effect of items that, by their nature, tend to obscure