155mm x 155mm Leaf Bird Green Gummed Diamond Flap Greeting Envelopes (Qty 1,000)1 2 day delivery as standard on this product Please note due to warehousing relocation this product is subject to elevated delivery times of up to 5 additional working days. 155mm x 155mm Leaf Bird Green Gummed Diamond Flap Greeting Envelopes. These pastel green colour envelopes are made from 100gsm paper and measure 155mm x 155mm square. They feature a triangle style flap with gummed closure type. We stock a huge range of other sizes and shades of