Heavy duty board back envelopes in white and manilla, made using 1000 micron backing board and a heavyweight face paper to ensure protection when posting bendable items.
Blake Board Back Envelope Peel and Seal ML 267x216mm PK 125
Zebra Ink Refill 0.7mm BK PK2
Silvine Dupl Receipt Book 105x148mm Pk12
FriXion Ball VT Erasable 0.7 PK12