Who can benefit from using these height increasing insoles?

They are suitable for anyone, including men and women, officers, bouncers, musicians, teachers, lawyers, celebrities, and real estate agents.

Do these insoles help with back or knee pain?

Yes, they reduce pressure on the back and knees when walking and help effectively reduce spinal shrinkage with age.

What is the minimum order quantity?

The minimum order quantity is 50 pieces.

4 Layers Height Boosting Insoles Height Elevator Insole Cushion Insert Height Increase Insoles

Name: 4 Layers Height Boosting Insoles Height Elevator Insole Cushion Insert Height Increase Insoles
Brand: Yangzhou Holly International Co., Ltd.
SKU: 2246195635

Jiangsu, ChinaYangzhou Holly International Co., Ltd.

US$0.78

50-999 Pairs

US$0.68

1,000-99,999,998 Pairs

US$0.38

99,999,999+ Pairs

Product profile

Customization

Available

Color

Blue

Gender

Unisex

Model NO.

yzholly-928

Material

PVC

Weight

170g - 280g

Size

270mm

Function

High Boosting Insole

Logo

Acceptable

Transport Package

1 Pair / OPP Bag

Specification

as picture

Trademark

Holly

Origin

China

Production Capacity

50000 Pieces / Month

Key features

Adjustable Height Increase: 4-layer design allows height increase from 3cm to 9cm (1.18"-3.54") with air cushion shockproofing.

Totally Invisible Design: Wear inside shoes without detection; suitable for anyone seeking a discreet height boost.

Superior Shock Absorption: Made of synthetic elastomer with air cushion to protect knees, ankles, and reduce spinal pressure.

Customizable Options: Acceptable logo customization, flexible customization from samples or designs, and minor customization available.

Universal Size Fit: Fits EUR 225-270 (US 5-9); easily cut to size using indicated lines at the bottom.

Boosts Confidence: Instantly adds up to 9cm height, making wearers feel more attractive, authoritative, and confident.

Durable Long Life: High-quality synthetic elastomer ensures durability and long-term use for reducing back and knee pressure.

OEM/ODM Service: Manufacturer offers full customization, minor customization, and flexible customization services.

Company profile

Yangzhou Holly International Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h

AI-Powered supplier vetting

SummaryThe supplier demonstrates documented quality, complaint-handling, and corrective-action procedures, as well as quality assurance in its control processes. It provides broad customization and ODM services, has introduced new products within the past year, and maintains documented R&D design, review, verification, and validation activities using AutoCAD. Manufacturing evidence includes a 1,117.0 m² facility, one quality inspector, standardized finished-product inspection instructions, inventory capability, and valid manufacturing contracts with associated subcontractors. The supplier has exported for 10 years and provides OEM services for well-known brands. However, it has no overseas warehouse, showroom, available SDK, or registered R&D patents. Certification holdings and specific customer cases are not established by the provided information. Financial records are referenced for 2022–2024, but financial credibility cannot be assessed without substantive financial details.

Supplier typeThe supplier’s stated business scope covers hardware, forgings and powder metallurgy, plastics, stationery, daily necessities, toys, apparel, footwear, bags, medical protective products, and related technical services. Its commercial trade engagement spans consumer and light-industry categories, while the manufacturing facility is identified as a moulding facility.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective and preventive actions and customer complaint handling. It also has inventory capability, but lacks overseas warehouse and overseas showroom services, so the evidence supports documented service processes rather than comprehensive overseas after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and has R&D personnel performing new-product development, AutoCAD design, and production technology support. It maintains design-input, output, review, verification, and validation documentation, but has no available SDK and zero stated R&D patents.

Production capacityProduction evidence includes a 1,117.0 m² manufacturing plant, a moulding facility, standardized finished-product inspection instructions, one quality inspector, inventory capability, and valid manufacturing contracts with associated subcontractors. The supplier also reports 10 years of export experience, although production capacity volume and detailed equipment data are not provided.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are stated consistently across the design-service records and are complemented by ODM availability.