LION side load plastic envelopes with string tie closure for extra security. Expanding envelopes with 1-1/6 inch gusset are spacious enough to fit most legal size manila folders. Durable document envelopes with string & button tie closure are perfect for keeping your documents and folders secure. Transparent envelopes in clear, blue, green, pink and purple give clear view of contents. Reduce the amount of fading in photos and artwork by safely storing them in these acid free envelopes. Environmentally friendly recyclable envelopes. 6 legal size envelopes / pack.