Based on this product's specifications, here are some alternatives and similar models
Replacement cushions 3M Peltor X4 for earmuffs, compatible with model X4, SNR 35 dB
Summary description:
Replacement cushions for 3M Peltor X4 earmuffs designed to restore comfort and acoustic seal. Specified for use with the X4 model rated SNR 35 dB, these cushions replace worn or damaged pads to maintain hearing protection performance. Ideal for workplace and DIY use, they ensure a secure fit, hygiene renewal and prolonged service life of your earmuffs.