Professional-grade returnable poly mailers designed for e-commerce brands managing customer returns at scale. Each 12x15.5" mailer features two premium adhesive strips‚one for initial shipment, one pristine strip for hassle-free customer returns. 2.5mil polyethylene construction keeps contents clean, dry, and protected during transit. Sold by the case of 100.
In Stock SKU: RPM1215

12x15.5" Double-Strip Returnable Poly Mailer, 2.5mil, 100/Case

returnable poly mailers designed for e-commerce brands managing customer returns at scale. Each 12x15.5" mailer features two premium adhesive strips, one for initial shipment, one pristine strip for hassle-free customer returns. 2.5mil polyethylene construction keeps contents clean, dry, and protected during transit. Sold by the case of 100.

$20.37 / CASE (100 PER CASE)
Order timing and delivery options show at checkout
UPS Eligible — Ground & Freight
Confirm this specSKU RPM1215
Size
12 x 15 1/2 in
Material
2.5 Mil Polyethylene
Color
White
Sold as
CASE (100 PER CASE)
Freight class
60
Material
2.5 Mil Polyethylene
Dimensions
15 1/2" x 12"
Color
White
Good fit for

Use for e-commerce brands offering hassle-free returns to customers. The RPM1215 returnable poly mailer measures 15 1/2" x 12" and is crafted from durable 2.5 mil polyethylene, making it the retail industry standard for businesses that need professional, reusable shipping solutions that keep products clean and dry.

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Confirm usable inside dimensions, closure type, color, and pack quantity.

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Best For

Use for e-commerce brands offering hassle-free returns to customers. The RPM1215 returnable poly mailer measures 15 1/2" x 12" and is crafted from durable 2.5 mil polyethylene, making it the retail industry standard for businesses that need professional, reusable shipping solutions that keep products clean and dry.

How to Choose the Right Packaging

Engineered with dual adhesive strips, one for the original shipment and a fresh strip for return logistics, this mailer eliminates the need for tape or additional sealing materials. The self-seal design with tear-proof polyethylene construction ensures puncture resistance and weatherproof protection, reducing damage claims and improving customer satisfaction on both outbound and return shipments.

Specs at a Glance

Material2.5 Mil Polyethylene
Dimensions15 1/2" x 12"
ColorWhite
Quantity per Case100 Units
RecyclableYes
Common Use Cases
  • Apparel and clothing returns from e-commerce retailers Two-way logistics for subscription box services Retail exchange programs requiring professional presentation Fashion and footwear reseller shipping and returns Direct-to-consumer brand return fulfillment
What You'll Receive
  • 100 returnable poly mailers per case Dual self-adhesive strips (original + return) Tear-proof polyethylene construction
Shipping & Packaging

Ships as a case of 100 mailers. The compact, stackable design minimizes dimensional weight charges. Cases arrive ready for immediate use in your fulfillment operation.

Frequently Bought Together

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Frequently Asked Questions

Yes. The dual adhesive strip design includes a brand-new adhesive strip specifically for the return journey, allowing you to reuse mailers in your reverse logistics network without additional tape or sealing materials.

Absolutely. The 2.5 mil tear-proof polyethylene construction provides puncture resistance and weatherproof protection, keeping contents clean and dry through multiple shipping cycles and handling conditions.

This size accommodates most apparel items (T-shirts, lightweight jackets), books, small accessories, and packages up to approximately 4-5 pounds. It's the retail industry standard for mid-weight e-commerce shipments.

Yes. The self-seal polyethylene construction creates a waterproof barrier that protects against moisture, dust, and environmental damage during both forward and return shipments, reducing damage claims.

Technical Specifications

Material2.5 Mil Polyethylene
Dimensions15 1/2" x 12"
ColorWhite
Quantity per Case100 Units
RecyclableYes
Color White
Strength / Material 2.5 Mil Polyethylene
Dimensions (Internal) 12"" × 15 1/2"" (L × W × H)

Product Downloads

Shipping Information

Outer Carton Dimensions

13.5" × 10.5" × 1.75" (L × W × D)

Unit of Measure

CASE

Qty Per Shipping Unit

100 PER CASE

LTL Freight Class

Class 60

Carrier Eligibility

UPS Ground & Freight Eligible

TRUST & RELIABILITY

Product Support

We aim to show product specs, case quantities, and availability clearly. Contact support if an item does not match the listed product details.

Secure checkout LTL freight available on case/skid orders

Buyer guides

Pick the right material, size, and gauge before you order.

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How to Measure for Shipping

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