Buy the JAM Paper 9.75" x 14.5" Plastic Hook & Loop Closure Envelopes, 12ct. at Michaels. com. JAM Paper plastic envelopes with hook & loop closure are 9.75" x 14.5" in size and come in packs of 12! They are perfect for standard sized and slightly larger sized documents. JAM Paper plastic envelopes with hook & loop closure are 9.75" x 14.5" in size and come in packs of 12! They are perfect for standard sized and slightly larger sized documents. Made from flexible yet durable plastic,
