Subscribe & Save

Sign up for recurring orders and save 10% on most Blue Summit Supplies business envelopes.

SHOP ENVELOPES

Folders

Organize in style with a rainbow of filing supplies.

Shop Folders

Envelopes

Keep all your documents secure with our catalog of business envelopes.

Shop Envelopes

School Supplies

Stock your classroom on a dime with our quality student and teacher supplies.

Shop School Supplies

Free Shipping On All Orders Over $9.99

We offer free, fast shipping on all orders $10 and above delivered to physical addresses within the 48 continental United States.

Popular Categories

View all
Envelopes
Folders
Binders
Forms
Office Tools
School Supplies

Top Selling Envelopes

View all
#8 Double Window Security Check Envelopes for QuickBooks, Flip and Seal, 500 Count Envelopes Blue Summit Supplies #8 Double Window Security Check Envelopes for QuickBooks, Flip and Seal, 500 Count Envelopes Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies #8 Business Envelopes, Double Window, Security Tint, For QuickBooks, Flip & Seal, 500 Pack
$30.99
In stock
#8 Double Window Security Check Envelopes for QuickBooks, Self Seal, 500 Count Envelopes Blue Summit Supplies #8 Double Window Security Check Envelopes for QuickBooks, Self Seal, 500 Count Envelopes Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies #8 Business Envelopes, Double Window, Security Tint, For QuickBooks, Self Seal, 500/Pack
$28.99
In stock
#9 Double Window Security Envelopes, Flip and Seal, 500 Count Envelopes Blue Summit Supplies #9 Double Window Security Envelopes, Flip and Seal, 500 Count Envelopes Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies #9 Invoice Envelopes, Double Window, Security Tint, Flip & Seal, 500 Pack
$32.99
In stock
#8 Double Window Security Check Envelopes for QuickBooks, Gummed Seal, 500 Count Envelopes Blue Summit Supplies #8 Double Window Security Check Envelopes for QuickBooks, Gummed Seal, 500 Count Envelopes Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies #8 Check Envelopes, Double Window, Security Tint, Gummed, 500/Pack
$27.99
In stock
#9 Double Window Security Envelopes for Quickbooks Invoices, Self Seal, 500 Count Envelopes Blue Summit Supplies #9 Double Window Security Envelopes for Quickbooks Invoices, Self Seal, 500 Count Envelopes Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies #9 Invoice Envelopes, Double Window, Security Tint, For Quickbooks, Self Seal, 500/Pack
$29.99
In stock

Built to Last

We understand you need durable folders that can take the abuse of years of use in a busy office, home, or school, thus we designed each of our folders to handle whatever you need them for. With free shipping on orders $10 and up and unbeatable hands-on customer service, you'll be thrilled with the experience of switching to Blue Summit Supplies.

Shop Folders
File Folders, Letter Size, Manila, 100 Pack Folders Blue Summit Supplies File Folders, Letter Size, Manila, 100 Pack Folders Blue Summit Supplies
Blue Summit Supplies Blue Summit Supplies File Folders, Letter, 1/3 Tab, Manila, 100/Pack
$25.99
In stock
End Tab Fastener File Folders, Letter Size, Manila, 50 Pack Folders Blue Summit Supplies End Tab Fastener File Folders, Letter Size, Manila, 50 Pack Folders Blue Summit Supplies
Blue Summit Supplies Fastener Folders, Reinforced, Letter, End Tab, Manila, 50 Pack
$29.99
In stock
Classification Folders with 1 Divider, Letter Size, Dark Blue, 10 Count Folders Blue Summit Supplies Classification Folders with 1 Divider, Letter Size, Dark Blue, 10 Count Folders Blue Summit Supplies
Blue Summit Supplies Classification Folders, Letter Size, 1-Divider, Tab Cut, Dark Blue, 10 Pack
$26.99
In stock
Classification Folders with 2 Dividers, Letter Size, Dark Blue, 10 Count Folders Blue Summit Supplies Classification Folders with 2 Dividers, Letter Size, Dark Blue, 10 Count Folders Blue Summit Supplies
Blue Summit Supplies Classification Folders, Letter Size, 2-Divider, Tab Cut, Dark Blue, 10 Pack
$26.99
In stock

A simpler approach to office supplies

At Blue Summit Supplies, we're rethinking 'business as usual' when it comes to buying and selling office supplies. We offer the best possible products at the lowest possible prices, wrapped in a culture that values human capital above all else.

Learn More About Us

Welcome from our Chief Happiness Officer, Larry

Larry, our beloved resident pup, is the Chief Happiness Officer here at Blue Summit Supplies. Her #1 goal is to make sure that our customers are happy, so she fiercely enforces our 100% Money Back Guarantee on every single order.

Request a Refund · FAQ · More About Larry

Our Blog

View all
The Benefits of Work-Life Balance and How to Maintain it

The Benefits of Work-Life Balance and How to Maintain it

Employee burnout is real, and it’s responsible for an estimated $125 billion to $190 billion of U.S. healthcare spending. Without balance, people a...
Being a Multitasker is Killing Your Productivity—Here’s What to Do Instead

Being a Multitasker is Killing Your Productivity—Here’s What to Do Instead

Are you a multitasker? You may think you are a time-saving master, but the research proves otherwise. Let’s discuss the high price of multitasking....
Mental Health at Work: Our Best Posts of 2022

Mental Health at Work: Our Best Posts of 2022

When a company prioritizes their employees’ mental health and wellbeing, the proof is in the pudding. The company is guaranteed to see improved job...