What size index cards do these sleeves fit?

The sleeves measure 3.45 inches by 5.55 inches, which accommodates standard 3-by-5-inch index cards with room to insert and remove them easily.

Can you write on the sleeves with a ballpoint pen?

Yes, the card stock surface accepts pen, pencil, or marker. You can label the front with project names, dates, or any other identifier.

How many cards can each sleeve actually hold comfortably?

Each sleeve is rated to hold up to ten cards. In practice, a stack of eight to ten standard index cards fits without forcing the opening or creating bulk.

Are the sleeves reusable if I want to change the labels?

Yes, you can cross out or write over existing labels on the card stock surface, or use a light pencil so you can erase and relabel as projects shift.

Analog Card Sleeve Multipack - Small (Set of 18)

The 3-second version

Each sleeve holds up to ten index cards with a writable front panel
Set of eighteen lets you sort multiple projects or priority levels
Card stock construction keeps edges protected during handling
Requires existing index card workflow
Holds ten cards maximum per sleeve
Paper construction, not rigid

Why it's on GiftsFeed

Card sleeves that batch your Analog cards into projects

Most index card systems leave you flipping through a single stack to find the task you need, or they force you into a rigid filing box that makes it hard to pull out just one project. These sleeves split the difference: each one batches a handful of related cards so you can grab the client folder or the week's priorities without sorting through everything else. The writable front means you can shift labels as work changes, and because they're slim card stock rather than plastic pockets, a drawer full of active projects still closes. If you keep cards but lose time hunting for the right context, eighteen labeled groups solves it without a new cabinet.

Good gift when

People who track tasks or projects on index cards
Users who need to batch cards by client or deadline
Anyone rotating between several active work streams
Those who want labeled groups without a full filing system

Skip it if Only useful if you already work with index cards regularly and need to separate them into distinct groups

Specs

Quantity: 18 sleeves
Capacity per sleeve: Up to 10 cards
Material: Card stock
Dimensions: 3.45" × 5.55" (88 mm × 142 mm)

What's included

18 small card sleeves

If you're giving it

No sizing to guess
Arrives ready to give

Most useful for someone already using index cards for task or project tracking.

The details

These paper sleeves turn loose index cards into organized clusters. Each envelope holds up to ten cards and gives you a writable front panel where you can note the project name, deadline, or priority level. The set includes eighteen sleeves, enough to sort several active projects or rotate through different work phases without shuffling through a single stack.

The sleeves are made from card stock and measure 3.45 inches wide by 5.55 inches tall. They fit standard index cards and keep edges protected while you move groups between your desk, a drawer, or a separate organizer. The material is sturdy enough to handle daily use but thin enough that a stack of filled sleeves stays compact.

You can write directly on the front with pen or pencil, making it simple to relabel as projects shift. The opening stays accessible so you can flip through the cards inside without removing them. If you work with multiple clients, rotating priorities, or staged tasks, these sleeves let you keep related cards bundled without mixing contexts.

Ugmonk

Analog Card Sleeve Multipack - Small (Set of 18)

Eighteen small paper envelopes for grouping index cards by theme, with space to label each one

$25$3631% offat ugmonk.com

Quantity

Buy from Ugmonk

Ships and sold by Ugmonk. About this merchant

The 3-second version

Each sleeve holds up to ten index cards with a writable front panel
Set of eighteen lets you sort multiple projects or priority levels
Card stock construction keeps edges protected during handling
Requires existing index card workflow
Holds ten cards maximum per sleeve
Paper construction, not rigid

Questions

What size index cards do these sleeves fit?: The sleeves measure 3.45 inches by 5.55 inches, which accommodates standard 3-by-5-inch index cards with room to insert and remove them easily.
Can you write on the sleeves with a ballpoint pen?: Yes, the card stock surface accepts pen, pencil, or marker. You can label the front with project names, dates, or any other identifier.
How many cards can each sleeve actually hold comfortably?: Each sleeve is rated to hold up to ten cards. In practice, a stack of eight to ten standard index cards fits without forcing the opening or creating bulk.
Are the sleeves reusable if I want to change the labels?: Yes, you can cross out or write over existing labels on the card stock surface, or use a light pencil so you can erase and relabel as projects shift.