4-MIL Outer Polyethylene Vinyl Sleeves
Description
Protect your records with 4 mil polyethylene outer sleeves built for maximum durability and long-term storage. These heavy-duty sleeves are designed for collectors, record stores, and Discogs sellers who need stronger protection than standard 3 mil sleeves. Ideal for 12” LPs, double LPs, and most gatefold jackets—especially for higher-value records and shipping.
Best for: higher-value records, shipping protection, and long-term storage.
Looking for a more flexible option? Shop our 3 mil vinyl record outer sleeves for everyday use.
Available in 50, 100, 500, and 1,000 count packs.
Manufactured and shipped from St. Louis, MO.
QUICK FEATURES
✔ True 4 Mil Thickness — Heavy-duty protection
✔ Acid-Free — Safe for long-term storage
✔ Clear — Keeps artwork and spines visible
✔ Fits 12” LPs, Gatefolds & Double LPs
✔ Rigid Structure — Added protection for storage and shipping
✔ Manufactured and shipped from St. Louis, MO
✔ Bulk Options — 50 / 100 / 500 / 1,000 count
PRODUCT DETAILS
Our 4 mil outer sleeves provide a thicker, more rigid barrier against dust, scuffs, and handling wear—ideal for protecting higher-value records and maintaining condition over time.
Each sleeve measures 12.75" x 12.75", offering a proper fit for standard LPs, including most gatefold and double LP jackets, while maintaining structure and protection.
Slides easily over jackets without bending or forcing.
Used by collectors and record stores for protecting valuable records during storage and shipping.
CHOOSE YOUR QUANTITY
50 Count — Retail Pack
100 Count — Retail Pack
500 Count — Bulk Pack
1,000 Count — Bulk Box
WHO THESE ARE FOR
Record stores are protecting higher-value inventory
Discogs and eBay sellers are shipping valuable records
Vinyl collectors preserving condition long-term
High-volume resellers needing durable protection
4 MIL VS 3 MIL SLEEVES
| Feature | 4 Mil Sleeves | 3 Mil Sleeves |
|---|---|---|
| Thickness | Heavier-duty | Standard protection |
| Flexibility | More rigid | More flexible |
| Best Use | Higher-value records, shipping, long-term storage | Everyday use and handling |
WHY BUY FROM US
At Music Record Shop, we handle vinyl inventory every day. These sleeves are selected based on real use—ensuring consistent quality, fit, and protection.
Manufactured and shipped from St. Louis, MO
Used daily in real inventory workflows
Consistent quality across every order
Reliable supply for repeat buyers
Ships securely to prevent damage in transit
FAQ
What are 4 mil outer sleeves?
4 mil outer sleeves are thicker polyethylene sleeves designed for maximum protection of vinyl records.
Do these sleeves fit gatefold or double LPs?
Yes, they fit standard 12” LPs, including most gatefold and double LP jackets.
Are these good for shipping records?
Yes—4 mil sleeves provide added rigidity and protection, making them ideal for shipping higher-value records.
What’s the difference between 3 mil and 4 mil sleeves?
4 mil sleeves are thicker and more rigid, offering increased protection, while 3 mil sleeves are more flexible for everyday use.
Where are these sleeves manufactured?
These sleeves are manufactured and shipped from St. Louis, MO.
Do you offer bulk options?
Yes—500 and 1,000 count options are available for bulk buyers.
Shipping and Returns
Domestic U.S. Standard Shipping: Arrives within 5-7 business days.
International Shipping: We ship to many countries worldwide.
Delivery times and costs depend on the destination and the shipping method selected.
Please note, international customers are responsible for any customs, duties and taxes.
Upgraded Shipping services are available upon request.
Please email mark@musicrecordshop.com for more information.
Order Processing
Orders are ordinarily handled inside 1-2 business days. You will get a confirmation email upon shipment with a tracking number.
Shipping Rates
Shipping charges are based on the weight of your order and the selected shipping method at checkout. We strive to offer competitive shipping rates for the best value.
Free Shipping
We offer free standard shipping on domestic orders on selected packs and vinyl offerings.
Returns and Exchanges
Please contact us with any return or exchange requests.
Email: mark@musicrecordshop.com
Phone: 314.675.8675
Return Policy
Returns are accepted within 7 days of product delivery.
New vinyl must be unopened and unplayed, unless there is concealed damage.
Used vinyl is graded for vinyl and jacket condition. Please contact us directly if there is a problem.
Signed vinyl records cannot be returned unless they are damaged or defective.
Sleeves and LP Mailers can be returned within 7 days.
Please contact us with any return issue.
Email: mark@muscirecordshop.com
Phone: 314.675.8675
Return Process
Contact Us: To initiate a return, email us at mark@musicrecordshop.com or call us at 314.675.8675. Include your order number and product issue.
Ship the Item: Pack the item securely for return.
Refunds: A refund will be issued after we receive and inspect your returned item.
You will receive an email notification of the refund.
Exchanges: If you need to exchange an item, please contact us.
Email: mark@musicrecordshop.com
Phone: 314.675.8675.
Return Shipping
Customers are responsible for return delivery costs except if the item is damaged. Please contact us if you need a return label.
Email: mark@musicrecordshop.com
Phone: 314.675.8675