---
product_id: 55365385
title: "350 Cardboard Sleeves Folded Flat Vending 3\" x 4.5\" Sports Card Folders Mail Shipping Stiffeners Insert"
brand: "cardboard sleeves"
price: "B/.223"
currency: PAB
in_stock: true
url: https://www.desertcart.com.pa/products/55365385-350-cardboard-sleeves-folded-flat-vending-3-x-4-5
store_origin: PA
region: Panama
---

# Precise 3" x 4.5" fit 350 sturdy sleeves bulk pack Rigid cardboard protection 350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert

**Brand:** cardboard sleeves
**Price:** B/.223
**Availability:** ✅ In Stock

## Summary

> 🃏 Protect Your Passion, Ship with Confidence!

## Quick Answers

- **What is this?** 350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert by cardboard sleeves
- **How much does it cost?** B/.223 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/55365385-350-cardboard-sleeves-folded-flat-vending-3-x-4-5)

## Best For

- cardboard sleeves enthusiasts

## Why This Product

- Trusted cardboard sleeves brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted Brand Quality:** Manufactured by CS, a name synonymous with dependable card protection.
- • **Perfect Fit for Your Cards:** Designed to snugly hold standard sports cards, ensuring no slip or damage.
- • **Durable Cardboard Construction:** Stiff, high-quality cardboard provides reliable protection during shipping or storage.
- • **Space-Saving Folded Flat Design:** Sleeves arrive folded flat to save storage space and simplify handling.
- • **Bulk Pack for Serious Collectors:** 350 sleeves in one pack means you're always ready to protect and ship your collection.

## Overview

This pack of 350 folded flat cardboard sleeves measures 3" x 4.5" each, perfectly sized for sports cards. Made from sturdy cardboard, these sleeves provide rigid protection and are ideal for shipping or storing valuable card collections. Lightweight yet durable, they come from the trusted CS brand, ensuring quality and reliability for serious collectors and sellers.

## Description

350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert

## Features

- folds
- perforated
- cardstock
- protects
- cardbaord

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | CS |
| Brand | Cardboard Sleeves |
| Item Weight | 5.37 pounds |
| Product Dimensions | 16 x 10 x 7 inches |
| Is Discontinued By Manufacturer | No |
| Material Type | Cardboard |
| Number of Items | 350 |
| Sheet Size | 3 x 4.5 inches |
| Manufacturer Part Number | 123321 |

## Product Details

- **Material:** Cardboard
- **Brand:** Cardboard Sleeves
- **Style:** Sports
- **Max Input Sheet Capacity:** 350
- **Number of Pieces:** 350

## Images

![350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert - Image 1](https://m.media-amazon.com/images/I/41q45NEzNvL.jpg)
![350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert - Image 2](https://m.media-amazon.com/images/I/61NX2xarOmL.jpg)
![350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert - Image 3](https://m.media-amazon.com/images/I/71hSXlp4P1L.jpg)

## Frequently Bought Together

- 350 Cardboard Sleeves Folded Flat Vending 3" x 4.5" Sports Card Folders Mail Shipping Stiffeners Insert
- Amazon Basics #10 Security-Tinted Self-Seal Business Envelopes with Left Window, Peel & Seal Closure - 500-Pack, White
- Amazon Basics #10 Security-Tinted Self-Seal Business Letter Envelopes, Peel & Seal Closure - 500-Pack, White

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.pa/products/55365385-350-cardboard-sleeves-folded-flat-vending-3-x-4-5](https://www.desertcart.com.pa/products/55365385-350-cardboard-sleeves-folded-flat-vending-3-x-4-5)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-03-01*