Type: Slim waist belt bag / running waist pouch
Reference Size: Approx. 40 × 11.5 cm
Waist Range: Approx. 60–110 cm
Closure: Front zipper opening with adjustable buckle strap
Features: Ultra-thin profile, reflective front detail, unisex fit
Customization: Color, logo, size, zipper, strap and packaging
This ultra-thin waist belt bag is designed for buyers looking for a lightweight, low-profile carry solution for running, walking, gym use and outdoor activity projects. The slim body sits close to the waist and helps users carry a phone, keys, cards and other small essentials without the bulk of a standard fanny pack.
The Ultra-Thin Running Waist Belt Bag with Reflective Zipper is a minimalist sports accessory built for active movement. Compared with larger waist packs, this style focuses on a flatter silhouette, closer body fit and lighter visual appearance.
Based on the supplied images, the bag features a soft front pouch body, a smooth horizontal zipper opening, reflective front trim and an adjustable black waist strap with buckle closure. The slim construction makes it suitable for running belts, race kits, fitness campaigns, gym merchandise, walking accessories and travel security waist pouches.
This type of product works especially well for buyers who want a compact, easy-to-brand item for sports retail, event promotions or OEM/ODM accessory collections.

The main advantage of this style is its slim shape. It sits close to the body and is intended to reduce bulk during movement, making it more suitable for running or light workout use than larger casual waist bags.
The wide front zipper opening provides space for everyday essentials such as:
The back strap includes an adjustable webbing section and buckle closure. The reference product image shows a waist fit range of approximately 60–110 cm, which covers a broad unisex use range.
The front opening area includes a reflective strip/detail, which helps improve visibility in low-light conditions and adds a technical sports look to the product.
The style is shown as a unisex running waist bag and is suitable for both men’s and women’s active-use collections.
Its compact structure makes it easy to pack, store and ship, which is useful for sports events, promotional programs and online retail packaging.
| Item | Specification |
|---|---|
| Product Type | Running Waist Belt Bag / Slim Waist Pouch |
| Product Name | Ultra-Thin Running Waist Belt Bag with Reflective Zipper |
| Recommended Group | Functional Bag Wallet Bag |
| Reference Size | Approx. 40 × 11.5 cm |
| Waist Fit Range | Approx. 60–110 cm |
| Structure | Slim front pouch with adjustable strap |
| Closure | Zipper opening |
| Strap | Adjustable black waist strap with buckle |
| Carry Style | Waist-worn / running belt style |
| Capacity | Suitable for phone, keys, cards, cash and small essentials |
| Reference Colors | Light blue, black, pink |
| Feature Details | Ultra-thin body, reflective front strip, unisex fit |
| Branding Options | Screen print, heat transfer, woven label, custom packaging |
| Material | Soft flexible pouch body with adjustable webbing strap |
| Logo Customization | Available |
| Size Customization | Available |
| Packaging | Polybag, paper card, retail box or custom packaging |
| OEM / ODM | Available |
This running waist belt bag can be developed for a wide range of B2B uses, including:

The reference images show light blue, black and pink. For OEM projects, buyers can customize:
Available branding methods may include:
The overall length, pouch height and waist range can be adjusted depending on the target market or intended device size.
For retail or promotional projects, packaging options can include:
For sports-use products, buyers are usually concerned about bounce control and fit adjustment. This style is better suited for light daily running, walking and gym use where a slim, close-fitting waist pouch is preferred.
The final usable capacity depends on the pouch depth, zipper opening and fabric stretch. Buyers should confirm the target phone size during sampling.
The reflective front detail adds sports functionality and can improve nighttime visibility, which is a useful selling point for running-related products.
Although the design is slim, there is still branding potential on the front panel, inner label, packaging card or reflective logo area.
This product is lightweight and compact, which helps reduce carton volume compared with structured waist packs.
This product is a strong choice for buyers who want a functional, low-bulk sports accessory rather than a traditional oversized waist bag. It combines a modern technical appearance with practical daily-use storage.
Its key B2B advantages include:
For sports brands and promotional buyers, it is a useful add-on product that can complement activewear, water bottles, fitness towels, race kits and gym gift sets.

Hangzhou INITI Imp&Exp Co., Ltd. focuses on custom bag and packaging manufacturing for B2B buyers. For larger buyers, consistency, compliance and supply reliability matter more than low unit price alone. That is where our strength is more relevant.
For importers, distributors, retailers and promotional buyers, this means better control over:
If you are targeting supermarket promotions, sporting goods buyers, corporate wellness projects or branded accessory programs, INITI can support both product execution and supply-chain coordination.
It is suitable for small daily essentials such as a phone, keys, cards, cash and earphones. Exact capacity depends on the final pouch depth and target phone size.
Yes. The supplied images show an adjustable waist strap with buckle closure. The reference fit range is approximately 60–110 cm.
Yes. It is designed as a slim running waist bag and is intended for stable wear during light sports activities such as running, walking and gym use.
Yes. The front detail shown in the images includes a reflective strip, which helps improve visibility and gives the product a more technical sports appearance.
Yes. Body color, strap color, zipper color and other accessory details can be customized based on your project.
Yes. We can support logo customization through print, patch, label or other suitable branding methods.
Yes. The size can be adjusted according to the target market, phone size or required storage capacity.
Yes. This style is well suited for sports events, marathon giveaways, gym campaigns and branded wellness programs.
Yes. We can support retail packaging, insert cards, barcode labels and other private-label packaging requirements.
Yes. Sample development can be arranged for size, material, color and logo confirmation before mass production.
To quote this running waist bag accurately, please send:
If you have not finalized the specification, you can first share the intended use and target quantity, and we can recommend a suitable solution.