EnvyPak is an Ohio based manufacturer of premium, clear envelopes and mailers that offer unmatched exposure, quality and interaction. EnvyPak clear envelopes share an engaging, interactive quality that deliver higher ROI for highly regarded brands in client acquisition, brand awareness, loyalty and retention campaigns. Available in both stock and custom sizes, with and without print, EnvyPak mailers are USPS-approved, 100% recyclable and designed to be fully compatible with automation equipment.