JAM PAPER 10 x 13 Open End Colored Envelopes - Ultra Lime Green

In this review of the JAM PAPER Ultra Lime Green 10 x 13 open end envelopes, the bottom line is simple: these are best for anyone who needs bold, no-fold mailing or internal document organization and wants items that stand out visually. The pack of 100 provides good value for offices, schools, or events that need eye-catching presentation. The single biggest reason to buy is the vivid ultra lime green color combined with a full 10 x 13 size that lets you ship or file standard documents flat without folding, which keeps paperwork professional and easy to handle.

Key Features

• Vibrant color: The ultra lime green finish makes envelopes highly visible for promotional mailings or quick visual sorting in the office.
• Large, no-fold size: At 10 x 13 in, these envelopes accommodate standard and slightly larger documents without creasing, saving time and preserving presentation.
• Clasp closure: Each envelope includes a metal clasp for reusable, secure closure so contents stay in place during handling.
• Smooth 24 lb paper: The envelopes are made from smooth 24 lb paper for a clean, professional feel when handing or filing documents.
• 100 per pack: The box contains an even 100 envelopes, which is convenient for routine office runs, events, or campaigns without frequent restocking.

Who It's For

These envelopes are ideal for administrative teams, small businesses, and educators who need to distribute proposals, catalogs, or student materials without folding. The bright color helps important items get noticed in a stack of mail or in a busy filing room, and the 10 x 13 size fits larger invoices and certificates flat.

Shoppers who require heavy-duty, tear-resistant mailers or very thick paper should consider alternatives; some users note the paper can be on the thinner side and clasps may loosen with rough handling, so these are best used for light to moderate shipping and internal distribution rather than heavy freight or repeated rough transport.

Pros & Cons

Pros

• Bright, memorable color that improves visibility for mailings and organization.
• Large 10 x 13 in size that eliminates the need to fold standard documents.
• Reusable metal clasp and optional gum flap add flexibility for sealing and resealing.
• Pack of 100 offers straightforward value for regular office use.

Cons

• Paper is relatively thin for some users, so envelopes can tear at the open end if bent sharply.
• Occasional reports that the metal clasp can loosen with bending, so they may not suit heavy-duty mailing.

Specifications

Brand	JAM PAPER
Color	Ultra Lime Green
Size	10 x 13 in
Paper weight	24 lb
Closure	Metal clasp with optional gum flap
Quantity	100 per pack

Our Verdict

These JAM PAPER 10 x 13 Ultra Lime Green envelopes are a smart, budget-friendly choice for offices and schools that need visible, no-fold mailing or internal filing. They deliver clear value through color and size, though buyers who need very thick paper or rugged transport resistance should look for heavier stock.

Frequently Asked Questions

Do these envelopes fit standard 8.5 x 11 in sheets without folding?
Yes, the 10 x 13 in size accommodates standard letter paper flat with room to spare.

Can the metal clasp be reused after opening?
Yes, the metal clasp is reusable for multiple openings, but repeated bending may loosen it over time.

Are these suitable for heavy mailing or long transit?
The envelopes work well for light to moderate mailing and internal distribution; for heavy or rough transit a thicker mailer is recommended.