...may be purchased on-line for about 10¢ to 15¢ each from:

ShippingSupply.com
PO Box 68
Crawfordsvill, IN 47931

I've purchased from this vendor in the past and have passed on this information several times. Everyone seems to be very satisfied with her professional service.

I guess the Loxahatchee Post Office must like me, as I'm charged only 11¢ additional for the use of #000 (4X7-inch) mailers. <g>

JB