C6 Nature First Mailer Gummed White 90gsm Envelopes (Qty 1000) 114mm x 162mmOpt for sustainability with this pack of 1000 C6 Nature First Mailer Gummed Envelopes. Measuring 114mm x 162mm, these envelopes are made from 90gsm paper and feature a crisp white finish, offering a clean and professional look for your mailings. Crafted from 100% recycled paper, these Nature First envelopes provide an eco friendly option that helps reduce environmental impact while ensuring high quality performance. The eco friendly design aligns with