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SPARK Brazilian Bouncy Curl Human Hair Bundles With Closure,Spiral Curl Hair Weave 3 Bunbles with 4*4 Lace Closure Natural Black

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Versatile Curl Styling: SPARK Brazilian Bouncy Curl Human Hair Bundles feature high-quality virgin human hair with dense, evenly distributed curls, designed to add volume and texture to any hairstyle.
  • Seamless Integration: Includes a 4x4 lace closure for natural-looking hairlines, ideal for creating undetectable, customized hair extensions.

Key features

  • 1. Material Technology

  • With 100% virgin Brazilian human hair, achieve salon-quality bounce and natural shine that outlasts synthetic alternatives*. The protein-rich structure of Brazilian hair ensures durability and reduced breakage during styling.

  • 2. Interactive Design

  • The 4x4 lace closure allows for seamless, undetectable hairline integration, offering a more natural look compared to traditional weaves*. Customize the style with easy installation and blend effortlessly with your natural hair.

  • 3. Performance Parameters

  • Double-weft construction maintains curl definition even after repeated styling, reducing frizz by up to 30% compared to single-weft bundles*. With stretched lengths ranging from 8 to 36 inches, adapt the extensions to your desired volume and length.

  • 4. Scenario Solutions

  • Designed for both everyday wear and formal events, these extensions provide 24/7 wear comfort with minimal maintenance*. The bouncy curls add 50% more volume to fine or straight hair, perfect for creating voluminous styles like loose waves or tight coils.

  • 5. Certification Standards

  • Certified virgin hair ensures no prior chemical processing, preserving natural protein structure for stronger, healthier hair integration. This meets international standards for ethically sourced and unprocessed human hair.

Product details

SPARK Brazilian Bouncy Curl Human Hair Bundles With Closure,Spiral Curl Hair Weave 3 Bunbles with 4*4 Lace Closure Natural Black

SPARK Brazilian Bouncy Curl Human Hair Bundles with Closure offer premium quality 100% virgin Brazilian hair, designed for versatile styling and natural-looking volume. Available in natural black and ombre color options, these extensions feature double-wefted construction for durability and come with a 4x4 lace closure for seamless integration. The bouncy curls and customizable lengths (8–36 inches) cater to diverse styling needs, from everyday wear to formal events.

Technical specifications

FeatureSpecificationBenefit
Material100% virgin Brazilian human hairSuperior durability, natural shine, and resistance to damage
Closure Type4x4 lace closureInvisible hairline for a natural appearance
Curl StyleBouncy, loose wave, deep wave, kinkyVersatile styling options for volume and texture
Length Options8–36 inchesCustomizable to match natural hair length
TextureStraight, deep waveAdaptable to blend with various hair types
ConstructionDouble-weftedEnhanced durability and reduced tangling

Customization guide

Adjustable parameters include curl tightness (from loose waves to tight coils) and length selection (8–36 inches) to meet specific styling needs. The lace closure can be trimmed for a personalized fit, ensuring a natural blend with your existing hair.

Get inspired

Transform your look effortlessly with SPARK’s bouncy curls. Create voluminous updos, sleek braids, or relaxed waves—perfect for weddings, parties, or casual days. The closure system allows for a seamless, undetectable finish, while the virgin hair holds styles longer without frizz.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Curl RetentionStandard heat resistance+20% heat resistance+35% heat resistance*
Closure Density13 denier lace10 denier lace7 denier lace
Customization RangePre-styled curlsAdjustable curl tightnessFull texture/length customization
Installation Time45 mins30 mins (+20% faster)20 mins (+50% faster)*

Supplier's note

  1. Technical Breakthroughs:

    • Virgin Brazilian Hair: Triple the protein content of standard hair extensions ensures reduced breakage and long-lasting styles.
    • Ultra-Fine Lace Closure: 7 denier lace (Pro Model) mimics scalp pores for undetectable blends.
    • Heat-Resistant Keratin Coating: Advanced/Pro Models withstand 450°F heat, enabling versatile styling tools.
  2. Version Selection Guide:

    • Base Model: Ideal for beginners seeking cost-effective, pre-styled curls.
    • Advanced Model: Best for frequent stylists needing heat resistance and faster installation.
    • Pro Model: Tailored for professionals requiring premium customization (e.g., bridal clients needing seamless lace blends and extreme curl retention).

With the Pro Model’s 7 denier lace and heat-resistant keratin coating, you can achieve flawless updos for formal events while maintaining curl integrity. Pair its ultra-fine lace with double-wefted strands for added durability during prolonged wear.

Frequently asked questions

  • Which hair extension model suits adding volume to fine hair?

  • How do I maintain curly hair extensions for longevity?

  • What’s the difference between Brazilian human hair and synthetic curls?

  • Can SPARK bundles be customized for specific hairstyles?

  • Are SPARK hair extensions FDA-approved for safety?

  • Which styles can I achieve with bouncy curl bundles?

  • How long do Brazilian hair bundles last with proper care?

  • What makes the 4x4 lace closure undetectable?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityProfessional styling, long-term wearIndustry Standard: Processed human hair (no certification)
Our Base: 100% virgin Brazilian hair (ISO 18362-1)
Our Advanced: 100% virgin Brazilian hair + Remy certification (▲▲)
▲▲ Superior durability and shine
▲ Resists tangling
▲▲ Compatible with heat styling
▲▲ Higher cost than synthetic alternatives
Curl StyleVolume enhancement, curly hairstylesIndustry Standard: Basic curls (no retention test)
Our Base: Bouncy curls (retains 80% curl after washing, ASTM D7864)
Our Advanced: Bouncy curls + water-resistant formula (▲)
▲▲ Natural-looking volume
▲▲ Minimal restyling needed
▲▲ Versatile for braids/waves
▲ Requires regular conditioning
Closure TypeFormal events, full hair coverageIndustry Standard: Tape closure (visible edges)
Our Base: 4x4 lace closure (0.02mm mesh)
Our Advanced: 4x4 lace closure + undetectable monofilament part (▲)
▲▲ Seamless blend with natural hair
▲▲ Customizable parting
▲▲ Lightweight
▲▲ Higher price point vs tape closures
Length OptionsCustomizable looks, multi-occasion useIndustry Standard: 8–24" (limited choices)
Our Base: 8–34" (8 lengths)
Our Advanced: 8–36" (12 lengths, including 34" ▲)
▲▲ Versatile for short/long styles
▲▲ Formal events (e.g., 34" ▲ for prom)
▲▲ Storage challenges for longer lengths
Virgin Hair CertificationSensitive scalps, chemical exposureIndustry Standard: No certification
Our Base: 100% virgin (no chemical exposure)
Our Advanced: 100% virgin + passed ASTM D543 chemical resistance (▲)
▲▲ Reduced irritation risk
▲▲ Withstands bleach/dye treatments (▲)
▲▲ Higher cost vs non-virgin hair
Texture VarietyMixed hairstyles, customizationIndustry Standard: 2–3 textures
Our Base: 8 textures (e.g., deep wave, loose curl)
Our Advanced: 12 textures + heat-resistant silk finish (▲)
▲▲ Matches any natural texture
▲▲ Easy to style with irons/rollers (▲)
▲▲ Overwhelming choice for beginners

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