Amazon Basics A9 White Peel-and-Seal Invitation Envelopes, 5-3/4 x 8-3/4 Inches, 100-Pack

Inches: Amazon Basics A9 invitation envelopes are a white paper option for mailing invitations, greeting cards and similar items. The 100-pack has a peel-and-seal closure that does not require moisture, and the listed size is intended to fit a folded letter-size sheet.

At a glance

Designed for invitations, greeting cards and similar items produced from a computer.
The listing says the envelopes hold a folded 8-1/2 by 11-inch sheet of paper.
Peel-and-seal adhesive closure avoids licking or wetting the flap.

Price

$13.87Save 29%

Reference price: ~~$19.49~~

Price checked: Nov 12, 2026

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Pros and cons

Pros

A 100-pack suits larger batches of invitations or correspondence.
No-moisture sealing can make preparing a stack of envelopes more convenient.
The listed capacity for a folded letter-size sheet gives buyers a practical size reference.

Technical specifications

9 specifications

Identity
Brand	Amazon Basics
Model	A9

Dimensions and weight
Dimensions listed	22.23 x 14.61 x 6.99 cm; 725.75 g
Weight listed	726 g

Materials
Material listed	Paper
Paper description	Durable 24-pound white woven paper for quality and strength

Size and closure
Envelope size	Measures 5-3/4 by 8-3/4 inches each
Closure	Easy-to-seal Peel & Seal closure—no moisture needed
Pack quantity	100-Pack of A9 envelopes

What to know before buying

Customer feedback reports mixed experiences with adhesion and sealing, and concerns about opacity. Consider whether the contents need extra privacy and allow time to check seal performance for your mailing needs.

Who is it for?

A good fit for

Sending wedding invitations or other event mail in quantity.
Mailing greeting cards or folded letter-size sheets in a self-sealing envelope.

Less suited to

Buyers who need assured opacity or consistent seal performance based on the supplied information.

Amazon Basics A9 White Peel-and-Seal Invitation Envelopes, 5-3/4 x 8-3/4 Inches, 100-Pack · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 10,852 ratings

5 stars76%76%
4 stars15%15%
3 stars6%6%
2 stars1%1%
1 star2%2%

Customer feedback describes the envelopes as useful for homemade cards and standard letter-size paper, with positive comments about fit, quality and value. Reports on adhesion and sealing are mixed, and customers often dislike the opacity. In practical terms, the capacity and self-seal design suit invitation batches, but buyers who need dependable privacy or a consistent seal should take those concerns into account.

Positive themes

Customers report good fit for homemade cards and standard letter-size paper.
Feedback describes the product as functional and good value.

Negative themes

Customers express dissatisfaction with opacity.

Mixed feedback

Customer reports on adhesion and sealing are mixed.

Frequently asked questions

How many envelopes are included?

The listing identifies this as a 100-pack.

What size are the envelopes?

Each is listed as 5-3/4 by 8-3/4 inches. The listing also says they hold a folded 8-1/2 by 11-inch sheet.

Do these envelopes need moisture to seal?

The listed Peel & Seal closure is described as sealing without moisture. Customer feedback nevertheless reports mixed experiences with adhesion and sealing.

Are they suitable for invitations?

The listing recommends them for invitation cards and similar items, including wedding invitations.