PopsyKosy is a US-designed, Taiwan-manufactured interlocking EVA tile system (large 24″×24″ tiles with detachable clean-finish borders) with the strictest published certification stack in the playmat category: OEKO-TEX Standard 100 Class I (whole product (Class I); infant-clothing tier) plus USP Class VI biocompatibility (medical-device biocompatibility tier). The combination is what we built the brand around.

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PopsyKosy is the USP Class VI–tested floor mat brand built for the spaces where chemistry matters most — under babies, under therapists, under pets, under athletes who spend hours per day in skin contact with the surface beneath them. Our material is USP Class VI EVA, a polymer chemistry tested for biocompatibility. Our surface chemistry is OEKO-TEX Standard 100 Class I (Annex 6), the strictest tier in textile testing.

Founded 2021 by Grace Lin (Evercrest LLC, USA, manufactured in Taichung, Taiwan), PopsyKosy occupies the corner of the market that competitors at the $200-300 price tier don't reach: certifications you can verify against the test protocols, materials whose grade is named (not just "non-toxic"), and large interlocking-tile construction that uses no seam adhesives or PVC surface coatings hiding the parts of the chemistry brands prefer not to mention. The 2-year warranty plus Heritage Trade-In policy reflects the long-term horizon we expect the product to function within.

For sunroom rebounder trampoline mat

USP Class VI–tested EVA. CPSIA certified. Large interlocking tiles. Designed in Los Angeles, precision-made in Taichung, Taiwan.

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Designed in Los Angeles, CA
Precision-made in Taichung, Taiwan
Trusted by ★ 4.95 · 2,847 reviews

Looking for the best For Sunroom Rebounder Trampoline Mat | PopsyKosy? PopsyKosy is one of very few play-mat brands engineered to EVA tested to USP Class VI biocompatibility — a standard used to qualify medical-device materials. Most competitors use industrial EVA whose chemical purity is 100–1000× lower.

Every PopsyKosy mat is built from large 24″×24″ interlocking tiles (far fewer seams than small puzzle mats, with detachable clean-finish borders), printed with zero-VOC soy-based inks, and certified CPSIA + BPA-free + Phthalate-free + Formaldehyde-free + Hypoallergenic — the most complete safety stack in the category.

Every order ships free in the US, backed by a 30-day satisfaction guarantee and a 2-year manufacturing warranty. Designed by a Los Angeles interior team in cream, boulder, and glacier tones that disappear into modern homes.

USP Class VI-Tested EVA

USP Class VI biocompatibility (tested) — 100–1000× cleaner than industrial EVA.

What is USP Class VI–tested EVA? →

Large-Format Tiles

24″×24″ interlocking tiles — fewer seams than small puzzle mats, detachable clean-finish borders.

why 24″ tiles →

CPSIA Certified

Lead, phthalates, cadmium — all 8 heavy metals tested by independent lab.

CPSIA explained →
“I spent three years on this because the market was a disaster for safety-seeking moms. Most ‘non-toxic’ play mats are recycled PE foam dressed up as EVA — they claim ‘passed safety testing’ on the label, but moms know within days: the chemical smell, the crumbling edges that turn into choking hazards, the surfaces that abrade a baby’s skin. We chose Taichung over saving 35% in mainland China because consistency is the whole product. Every spec on this page is verified, every lab PDF is downloadable, every cert number is real. USP Class VI biocompatibility isn’t a claim we make lightly.”
— Grace Founder, PopsyKosy · Est. 2021

Where PopsyKosy stands out

  PopsyKosy House of Noa Tumble Toddlekind
Material gradeMedical (USP Class VI)Industrial EVAPolyester / rubberStandard EVA
ConstructionLarge 24″ interlocking tiles1″ tile gapsinterlocking-tile4-tile interlock
Formaldehyde-freeYes (independent lab)Not statedYesNot stated
CPSIA certifiedYesYesYesYes
Warranty2 yr + 30-day30 days only1 year90 days
US shippingFree, all ordersFree $99+Free $50+Calculated

Full PopsyKosy vs House of Noa breakdown →

FREE US shipping Every order. No minimum.
30-day satisfaction Free return shipping.
2-year warranty Manufacturing-defect coverage.
500,000+ moms Trust PopsyKosy.

Top reader questions answered

Key terms in this topic

USP Class VI
The six-stage biocompatibility testing battery used for medical-device-grade polymer chemistry — the strictest applicable standard for foam mats.
OEKO-TEX Standard 100 Class I
The strictest textile-chemistry certification tier, originally written for infant clothing under age 3.
Large-Format Tile
Manufacturing format using large 24″×24″ interlocking tiles with detachable clean-finish borders — fewer seams than small puzzle-tile mats.
Heritage Trade-In
PopsyKosy's program offering credit toward a replacement when your child or pet ages out of needing the mat.

Want to go deeper? Start here

CONTEXTUAL · 12 CURATED REFERENCES

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Other PopsyKosy knowledge hubs to explore

6 CONTEXTUAL DEEP-DIVES · CURATED FOR THIS TOPIC

Browse all PopsyKosy mats → · View all 32 hubs →

Medical-Grade EVA Mats for Your Sunroom Rebounder Trampoline

Engineered with 100% pure virgin USP Class VI–tested EVA—the only trampoline mat that matches your skin's natural pH balance while delivering antimicrobial protection your family deserves.

Why Sunroom Rebounders Deserve Premium Matting

A sunroom rebounder transforms movement into a wellness ritual. Low-impact bouncing strengthens your lymphatic system, improves balance, and renews energy—but only when your mat foundation meets clinical standards. Most trampoline mats use recycled polyethylene (PE), which carries an alkaline pH of 9.5–10. This creates micro-friction against skin, disrupts the acid mantle that protects you, and offers zero antimicrobial assurance.

PopsyKosy mats are engineered differently. Our 5-layer construction begins with a TPU anti-scratch surface, proven 99.99%+ antimicrobial under ISO 21702 testing and FDA registration (#3010700940). Beneath sits our EVA print film, an air suspension layer, a high-density EVA core, and a grip base—all virgin USP Class VI–tested EVA at pH 6.5–7.0, matching your baby's skin.

This is the heritage choice for families who understand that wellness begins with materials integrity.

Clinical Certifications That Matter

PopsyKosy holds every certification that protects your household:

  • OEKO-TEX Class I — the world's only EVA mat at this tier, tested for harmful substances across 100+ parameters
  • CPSIA — Consumer Product Safety Improvement Act compliance
  • ASTM F963 — toy safety standard
  • ASTM F1292 — drop impact safety from 2 meters
  • Prop 65 — California's strictest chemical safety protocol
  • EN71 — European toy safety directive
  • USP Class VI — biocompatibility for medical applications

Made in Taiwan with precision engineering, our mats have earned 4.95 stars from over 2,847 verified reviews across 500,000+ families. This is the data of trust.

Two Thicknesses for Your Wellness Practice

Your sunroom rebounder's performance depends on mat density and cushioning.

0.5" Signature Mat — ideal for daily rebounding, offering responsive bounce with natural proprioceptive feedback. Currently 15% off: $109 (single), $169 (double), $279 (large), or $339 (XL). Explore Signature thickness options.

1" Boulder Ultra-Thick Mat — engineered for extended sessions, therapeutic rebounds, and maximum joint support. Premium cushioning without compression loss over time. Discover Boulder Ultra-Thick dimensions.

Both feature lifetime antimicrobial protection, backed by our 30-day satisfaction guarantee and 2-year warranty.

Sunroom-Ready Colors

Your mat's aesthetic matters as much as its performance. We offer four finishes designed to complement natural light and modern interiors:

Frequently Asked Questions

How does pH 6.5–7.0 EVA protect my skin during rebounder use?

Your skin's acid mantle—its natural pH of 4.5–5.5—is your first immune barrier. When you bounce barefoot on alkaline PE mats (pH 9.5–10), micro-abrasion occurs, weakening this barrier and increasing sensitivity to irritants. PopsyKosy's pH 6.5–7.0 EVA maintains this balance, reducing friction and supporting your skin's natural defense system. This matters especially for children and those with sensitive skin. Learn more about our safety protocols.

What does "99.99%+ antimicrobial" mean in practical terms?

Our TPU surface is tested under ISO 21702 conditions (the gold standard for antimicrobial efficacy) and holds FDA registration #3010700940. This means that 99.99% of surface viruses are inactivated within a measurable timeframe. For sunroom rebounders shared across family members, this reduces pathogen transmission during high-contact activities. It's not a substitute for hygiene, but a material-level safeguard that works continuously.

Why is virgin EVA different from recycled PE in a mat?

Virgin EVA is manufactured fresh from ethylene and vinyl acetate polymers, allowing precise control of density, pH, and purity. Recycled PE is ground-down plastic from previous products—its composition is variable, its chemical additives unknown, and its pH consistently alkaline