Spear Envelope manufactures and distributes envelopes & other packaging products used in production, storage, and mailing of seed. Spear Envelopes are made of rugged 100 lb. Tag Paper with a special waterproof glue. They are sift-resistant and our exclusive Fold & Tuck feature allows for repeated re-opening without damage. We also make various coin envelopes and provide printing services, coffee bags and poly-liner inserts. Our envelopes are used in testing labs, production facilities and in the fields themselves.