![Amazon.com : Envelope, A1 White 3 5/8" x 5 1/8" Square Flap - 100 Envelopes - Desktop Publishing Supplies™ Brand Envelopes : Office Products Amazon.com : Envelope, A1 White 3 5/8" x 5 1/8" Square Flap - 100 Envelopes - Desktop Publishing Supplies™ Brand Envelopes : Office Products](https://m.media-amazon.com/images/I/512kyAcGDTL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Envelope, A1 White 3 5/8" x 5 1/8" Square Flap - 100 Envelopes - Desktop Publishing Supplies™ Brand Envelopes : Office Products
![Linen NATURAL WHITE A1 Envelopes 32T - 250 PK -- Quality A1 (3-5/8-x-5-1/8) 3X5 RSVP, Response and DIY Greeting Envelopes - Walmart.com Linen NATURAL WHITE A1 Envelopes 32T - 250 PK -- Quality A1 (3-5/8-x-5-1/8) 3X5 RSVP, Response and DIY Greeting Envelopes - Walmart.com](https://i5.walmartimages.com/asr/fd442fce-6f4c-458e-817c-35c21bb6fba3.8b70f9cd303a41fe3d20af2f19f22457.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
Linen NATURAL WHITE A1 Envelopes 32T - 250 PK -- Quality A1 (3-5/8-x-5-1/8) 3X5 RSVP, Response and DIY Greeting Envelopes - Walmart.com
![Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts - Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -](https://images-na.ssl-images-amazon.com/images/I/41iQIkB0bHL._AC_UL900_SR615,900_.jpg)
Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -
![Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts - Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -](https://m.media-amazon.com/images/I/71goWmBnWvL._AC_UF894,1000_QL80_.jpg)
Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -
![Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts - Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -](https://images-na.ssl-images-amazon.com/images/I/61mj1B4CTWL._AC_UL210_SR210,210_.jpg)
Amazon.com : 55 3 ⅝ x 5 ⅛ White RSVP Small Envelopes - A1 - For Weddings Response Cards, Baby Showers, Thank You Notes, Photos and any 3” x 5” inserts -
![Paper Junkie 50-Pack A1 Peach Invitation Envelopes for 3x5 Invites with Floral Lining, 3 5/8 x 5 1/8 Inches : Amazon.co.uk: Stationery & Office Supplies Paper Junkie 50-Pack A1 Peach Invitation Envelopes for 3x5 Invites with Floral Lining, 3 5/8 x 5 1/8 Inches : Amazon.co.uk: Stationery & Office Supplies](https://m.media-amazon.com/images/I/61vlQCTo7RL._AC_SY355_.jpg)
Paper Junkie 50-Pack A1 Peach Invitation Envelopes for 3x5 Invites with Floral Lining, 3 5/8 x 5 1/8 Inches : Amazon.co.uk: Stationery & Office Supplies
![Common Envelope Sizes For Your Wedding Stationery Suite | Shutterfly | Envelope size chart, Wedding invitation envelopes, Wedding cards Common Envelope Sizes For Your Wedding Stationery Suite | Shutterfly | Envelope size chart, Wedding invitation envelopes, Wedding cards](https://i.pinimg.com/originals/a3/6e/8a/a36e8a805b4647064ae9fa654c552ab0.png)