25 Steel Bone Waist Trainer

SKU: MH1309

This 25 Steel Bone Waist Trainer combines a 100% natural latex compression layer with 25 spiral steel bones for firm, structured waist definition. Three rows of hook-and-eye closure give customers a precise, adjustable fit as their waistline changes across a training program.

Compression level
LightMediumFirmExtra Firm
Minimum Order for OEM
500pcs / colorway
  • Pantone-matched custom color
  • Construction modifications based on this style
  • Custom size grading available
  • Your label & packaging included
See fabric options & full customization details →
Size: XS
Custom Size
Oeko-Tex Standard 100
ISO 9001:2015
SGS
BSCI

Materials & Construction

Fabric CompositionNylon + Spandex (exact ratio varies by style)
Fabric TypeKnitted
Weaving MethodCut & Sew Knitted
ThicknessStandard
Control LevelMedium (customizable to Light / Firm / Extra Firm)
Key FeaturesBreathable · Anti-Bacterial · Quick Dry · Seamless · Eco-Friendly
CertificationsOEKO-TEX Standard 100 · ISO 9001:2015 · SGS · BSCI
Needle DetectionYes — 100% needle-checked before shipment
Care InstructionsHand Wash · Do Not Iron · Do Not Tumble Dry
Place of OriginShenzhen, Guangdong, China
SizesXS / S / M / L / XL / 2XL / 3XL / 4XL
ColorsBlack (custom colors available, Pantone matching supported)
Sample Lead Time7 business days
Bulk Production Lead Time25 business days after sample approval
PackagingOPP Polybag · Hang tag · Branded box (OEM/ODM supported)
LogoHeat-Transfer Print · Woven Label · Embroidery
ShipmentDHL · FedEx · UPS · Air Freight · Sea Freight
ServicesOEM · ODM · Private Label
Color & dyeing
Pantone TPG-matched dyeing. Submit your code or swatch — we develop and send a dyed swatch for your approval before production.
Branding & labels
Custom woven label, heat-transfer print, or embroidery. Hang tags and branded packaging included. Applied before shipment.
Pattern modification
Adjust pd-compression zones, leg length, neckline depth, or strap width. Tech pack required for pattern changes.
Fabric selection
Choose from 12+ in-stock fabric options or submit your own spec. Nylon, Latex, Neoprene, and mesh variants available.
FBA packaging
FNSKU barcodes applied per unit. Cartons packed to Amazon's requirements. Shipped to US, EU, and JP warehouses.
ODM development
Bring a sketch or reference image. Our team handles pattern development, fabric selection, and sampling from scratch.
OEKO-TEX Standard 100
All fabrics tested for harmful substances. Every component certified safe for direct skin contact.
CERTIFIED · Renewed annually
ISO 9001:2015
Factory quality management certified. Covers incoming inspection, in-line QC, and final audit.
CERTIFIED · Valid 2024–2027
BSCI Audit
Labor standards, worker safety, and ethical manufacturing conditions verified annually.
AUDITED · Annual renewal
SGS Lab Testing
Third-party testing on request. Colorfastness, tensile strength, composition, restricted substances.
AVAILABLE PER ORDER

Key Features

25 Spiral Steel Bones
Twenty-five flexible spiral steel bones run the full height of the trainer, balancing firm abdominal compression with the bend-and-return flexibility needed for daily wear. Spiral construction means the bones follow body movement without poking or rolling — the standard buyers expect at this bone count.

100% Natural Latex Inner Layer
The latex compression layer generates heat at the core, increasing sweat output during wear. Natural latex delivers higher elasticity and snap-back than synthetic alternatives — the material characteristic that sustains compression across extended use and repeated washing.

3-Row Hook-and-Eye Closure
Three rows of hooks allow customers to step down compression as waist training progresses — start on the outermost row and move inward over time. The stepped closure also keeps the garment functional across body changes, extending the product's useful life.

Firm Hourglass Compression
High-compression latex at this bone count targets the waist and abdomen simultaneously — the combination that produces visible hourglass definition. 25 bones prevent the compression layer from bunching or shifting during movement.

Cut-and-Sew Construction
Steel boning, multi-row hook closures, and layered material construction all require cut-and-sew production. Standard OEM minimums for cut-and-sew styles apply per colorway per style.


MOQ & Production Timeline

Day 1
Inquiry confirmed
Brief reviewed, respond within 24h
Day 5–7
Sample ready
Physical sample with your label completed
Day 8–14
Sample approval
Sample shipped to you for review · approval before bulk production
Day 15–20
Material sourcing
Sample confirmed · materials sourced and prepared
Day 21–45
Bulk production
Full production run · in-line QC at every stage
Day 46–50
QC & shipment
Final QC · export docs · ready to ship worldwide
All styles · Private label & OEM

OEM & Private Label

Every product in our catalog can be manufactured under your label — from in-stock styles to fully custom construction. One factory, end to end.

Nanbin factory
10+
years in operation
Since 2015
Shenzhen factory — cutting, sewing, QC, finishing in-house
100+
brands served
Across 30+ countries
Amazon FBA sellers, DTC brands, wholesale distributors
1M+
pcs per year
Stable production capacity
BSCI · OEKO-TEX · ISO 9001 · SGS certified

FAQ

How many steel bones does this waist trainer have?

25 spiral steel bones. Spiral construction flexes with body movement while maintaining the compression channel — the standard for high-bone-count waist training styles.

What is the inner layer made of?

100% natural latex. The latex layer provides the compression and heat retention that defines the waist training effect. It is layered inside the outer construction rather than exposed.

What customization is available?

Logo placement, colorways, hook-and-eye row count, torso height, and retail packaging. Bone count and channel placement can also be adjusted for custom OEM runs.

How does this differ from lower bone-count styles?

25 bones distribute compression more evenly across the waist and abdomen than 9 or 11-bone styles — less pressure per bone, more consistent contact across the full training zone. The higher count also increases roll-resistance during movement, which is the main complaint with lower-count alternatives.

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