U.S. Mattress Brand Evidence Profile
Does a Sleep Science Mattress Have Fiberglass? (Law Tag & Material Teardown)
Independent analysis of Sleep Science: operating parent company South Bay International, manufacturing facilities in Certified Domestic Bedding Fabrication Facility (Rancho Cucamonga, California, USA), Uniform Registry Number (URN: State Bedding License (Rancho Cucamonga, California, USA)), and 2026 flammability barrier safety disclosures.
Flammability & Safety Forensics
2026 Fiberglass Determination: NO (Clean 2026)
Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Phased out glass fiber by late 2023 / early 2024 across all production lines
Law Tag Disclosure: DO NOT REMOVE COVER / Inherently Flame-Retardant Rayon Barrier | Zero active class actions; certified compliance with CPSC 16 CFR Part 1633
Clean Record
Manufacturing & Industrial Geography
Factory Footprint & Ownership Lineage
South Bay International (Founded 1993)
Regional / Contract Co-Packer Fabrication · Made in USA from Domestic & Imported Materials
Certified Domestic Bedding Fabrication Facility (Rancho Cucamonga, California, USA)
State Bedding License (Rancho Cucamonga, California, USA)
Evidence Citation: State Bedding Registration & Official Corporate Disclosure (Verified Source URL ↗)
Complete Model Lineup
All 32 Documented Models (11 Active, 0 Legacy)
Sleep Science 10 Inch Bamboo Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (10" profile)
Feel: Firm (7.5/10) · MSRP: $399
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 10 Inch Dream Series Gel Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (10" profile)
Feel: Medium (6.0/10) · MSRP: $429
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 10 Inch Marina Gel Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (10" profile)
Feel: Medium-Firm (6.5/10) · MSRP: $379
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 10 Inch Natural Latex Hybrid
Series: Sleep Science Natural Latex Collection Collection · Latex (10" profile)
Feel: Medium-Firm (6.5/10) · MSRP: $899
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 10" Bamboo Memory Foam
Series: Standard Residential Collection · Bamboo Rayon Cover + 3" Memory Foam (10" profile)
Feel: Firm (7.5/10) · MSRP: $399
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 10" Marina Gel Foam
Series: Standard Residential Collection · Dual-Layer Breathable Gel Foam (10" profile)
Feel: Medium (6.5/10) · MSRP: $379
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 11 Inch Carina Gel Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (11" profile)
Feel: Medium (5.5/10) · MSRP: $499
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 11 Inch Venice Latex Hybrid
Series: Sleep Science Natural Latex Collection Collection · Latex (11" profile)
Feel: Medium (5.5/10) · MSRP: $949
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 11" Black Diamond
Series: Standard Residential Collection · Charcoal / Diamond Infused Visco (11" profile)
Feel: Medium (5.5/10) · MSRP: $599
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 12 Inch Astoria Dual Comfort
Series: Sleep Science Dual Comfort Collection · Memory Foam (12" profile)
Feel: Medium (5.5/10) · MSRP: $649
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 12 Inch Black Diamond Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (12" profile)
Feel: Medium (5.5/10) · MSRP: $599
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 12 Inch Hudson Hybrid
Series: Sleep Science Hybrid Platform Collection · Hybrid (12" profile)
Feel: Medium-Firm (6.5/10) · MSRP: $699
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 12" 9000 Series
Series: Standard Residential Collection · 5 lb Visco Foam (12" profile)
Feel: Medium (6.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 13 Inch Ara Gel Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (13" profile)
Feel: Soft (4.0/10) · MSRP: $799
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 13 Inch Copper Gel Hybrid
Series: Sleep Science Hybrid Platform Collection · Hybrid (13" profile)
Feel: Medium-Soft (4.5/10) · MSRP: $799
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 13 Inch iFlip Flippable Memory Foam
Series: Sleep Science Dual Comfort Collection · Memory Foam (13" profile)
Feel: Medium (6.0/10) · MSRP: $799
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 13 Inch iFlip Sonoma Hybrid
Series: Sleep Science Dual Comfort Collection · Hybrid (13" profile)
Feel: Medium (5.5/10) · MSRP: $849
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 13" Ara Gel Memory Foam
Series: Standard Residential Collection · 3" 5lb Visco + 3" 4lb Gel + 7" Base (13" profile)
Feel: Soft (4.0/10) · MSRP: $799
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14 Inch Copper Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (14" profile)
Feel: Medium (6.0/10) · MSRP: $699
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14 Inch Escape Pocket Spring Hybrid
Series: Sleep Science Hybrid Platform Collection · Hybrid (14" profile)
Feel: Medium (5.0/10) · MSRP: $799
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14 Inch Milan Dual Zone Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (14" profile)
Feel: Soft (4.0/10) · MSRP: $849
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14 Inch Treviso Gel Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (14" profile)
Feel: Medium (5.0/10) · MSRP: $749
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14" Copper Memory Foam
Series: Standard Residential Collection · Copper-Infused Visco + Air-Channel Base (14" profile)
Feel: Medium (6.0/10) · MSRP: $699
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 14" Escape Hybrid
Series: Standard Residential Collection · Latex + Gel Memory Foam + Pocket Coils (14" profile)
Feel: Soft (4.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 15 Inch Capri Luxury Gel Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (15" profile)
Feel: Soft (3.5/10) · MSRP: $999
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 8 Inch Emma Compact Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (8" profile)
Feel: Firm (7.0/10) · MSRP: $299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 9 Inch Natural Bamboo Memory Foam
Series: Sleep Science Memory Foam Line Collection · Memory Foam (9" profile)
Feel: Firm (7.0/10) · MSRP: $349
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science 9" Natural Latex
Series: Standard Residential Collection · 100% Talalay & Dunlop Latex Blend (9" profile)
Feel: Medium (6.5/10) · MSRP: $1,199
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science brand is 100% exclusive to Costco
Series: Standard Residential Collection · Exclusive Retail Specification (11.5" profile)
Feel: Medium (6.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science Carina 11"
Series: Standard Residential Collection · Memory Foam (11" profile)
Feel: Medium (6.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science Dream 10"
Series: Standard Residential Collection · Memory Foam (10" profile)
Feel: Medium (6.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)
Sleep Science Emma
Series: Standard Residential Collection · Memory Foam (11.5" profile)
Feel: Medium (6.5/10) · MSRP: $1,299
Fire Barrier: Inherently Flame-Resistant Viscose Rayon infused with Hydrated Silica (Glass-Free)