E-A-R™ Classic Earplugs, Pair - Pillow PackUncorded, 29, Size: One Size, CSA Class AL, Pair Pillow Pack, Material: Foam Pillow Slow recovery PVC foam provides comfort with low pressure Moisture resistant foam will maintain its comfort, fit and critical recovery characteristics Shape equalizes pressure throughout the ear canal as it expands Flame retardant and dermatologically safe foam is not irritating One size fits all Colour: Yellow CSA Class AL Style: Uncorded NRR dB: 29 Size: One Size