MOS A4 Kraft Envelopes 4.25 x 6.25 in 500 Pack - Heavyweight Self-Seal

In this review the MOS A4 Kraft Envelopes prove to be a simple, reliable choice for anyone sending RSVP cards, small invitations or gift notes; the single biggest reason to buy is the large 500 pack of correctly sized, self-seal envelopes that save time and money when preparing batches of mailings. The reviewer found these envelopes to be well sized for 4 x 6 in notecards and praised the peel-and-seal adhesive, while noting that opinions about paper thickness vary among users.

Key Features

• Correct sizing: The 4.25 x 6.25 in dimension reliably fits standard 4 x 6 in cards so invitations slide in without bending.
• Self-seal adhesive: Peel-and-seal closure removes the need for moisture and speeds up assembly for large mailings or event preparation.
• Large quantity: The 500 count pack is convenient for event planners, crafters, and small businesses who need a steady supply without repeated reordering.
• Printer compatibility: These envelopes work with both inkjet and laser printers, allowing custom printing of addresses and simple designs at home or office.
• Versatile use: The plain kraft finish suits wedding invites, RSVP cards, business mailings and handmade cards, giving a neutral base for many styles.

Who It's For

The MOS A4 Kraft Envelopes are best for crafters, small businesses, wedding planners, and anyone who routinely sends 4 x 6 in cards and needs a large, affordable supply; the pack size and peel-and-seal feature make bulk prep quick and consistent. If you print your envelopes at home, the stated compatibility with inkjet and laser printers is useful for addressing and simple personalization.

Buyers who require a heavy, premium stationery stock for upscale luxury invitations should consider samples first, since customer feedback on thickness is mixed; those who need extra-long flaps or specialized security features should look for alternatives tailored to those needs.

Pros & Cons

Pros

• Good value for the 500 count size, reducing per-envelope cost for events and mailings.
• Convenient peel-and-seal adhesive that speeds assembly and avoids licking or wetting.
• Accurate sizing for 4 x 6 in notecards, which eliminates trimming or bending for most standard cards.
• Printer-friendly surface compatible with both inkjet and laser devices for basic address printing.

Cons

• Paper weight receives mixed feedback; some users find the stock thin while others find it thick, so expectations about heft should be confirmed via a sample.
• Flap length can be shorter than some premium invitation envelopes, which may matter for certain design preferences.

Specifications

Brand	Marathon Office Supply
Model	MOS A4 Kraft Envelopes
Size	4.25 x 6.25 in
Count	500 pack
Closure	Peel-and-seal self-adhesive
Printer compatibility	Inkjet and laser printers
Common uses	Invitations, RSVP, greeting cards, business mailings

Our Verdict

The MOS A4 Kraft Envelopes are a practical, cost-effective solution for anyone sending large numbers of 4 x 6 in cards; their accurate sizing, peel-and-seal convenience and printer compatibility make them especially good for event planners, crafters, and small businesses. Because customer impressions of paper weight vary, sample testing is recommended for buyers seeking a specific heft or premium feel.

Frequently Asked Questions

Will these fit a 4 x 6 in card?
Yes, they are sized at 4.25 x 6.25 in to comfortably fit standard 4 x 6 in notecards.

Can I print addresses on these envelopes?
Yes, the envelopes are compatible with both inkjet and laser printers for basic printing tasks.

Do they come with a lick-and-seal flap?
No, these use a peel-and-seal adhesive strip for secure closure without moisture.