both rigid

BASF Light Stabilizer Chimassorb Tinuvin 312 is an oxalanilide-based UV absorber with low volatility and excellent thermal stability. It is recommended for use in both rigid and flexible polyvinyl chloride (PVC) and polyester (PET).

BASF Light Stabilizer Chimassorb 119 is a non-polymeric high molecular weight hindered amine light stabilizer (HALS)