This White Gold C6 envelope is made from a 120gsm, ivory, cream paper that shimmers in the light, it has a beautiful subtle golden sparkle and is metallic on both sides. Lick and stick to seal or use a damp sponge. Co-ordinating papers available in 120gsm & 250gsm. Elemental Chlorine Free & Acid Free. We recommend a laser printer for all our shimmer papers, card & envelopes and suggest testing with your printer first.