Interlock Swaddle Blankets: 100% Organic Cotton for Babies

Interlock knitting creates a double-layered structure with interlaced front/back loops. This engineering provides:

• 34% greater dimensional stability
• Improved cross-directional stretch recovery (minimum 92%)
• Eliminated curling edges
• Increased durability (3.2x wash cycle longevity)
• Superior temperature regulation through air channel formation

Clinical studies show interlock's closed-loop construction reduces fabric abrasion by 40% compared to single jersey (Pediatric Textile Research, 2022).

Reputable certifications include:

• GOTS (Global Organic Textile Standard): Verifies organic fiber content and sustainable manufacturing
• OEKO-TEX® Standard 100: Tests for 350+ harmful substances
• GRS (Global Recycled Standard): For recycled content products
• CPSIA Compliance: US safety standard for children's products

Third-party verification is critical - only 12% of "organic" claims are fully validated (Textile Certification Journal).

The dual-layer design creates:

• Micro-air circulation pockets that prevent CO₂ buildup
• Temperature buffering capacity maintaining 70-72°F range
• Moisture transfer layer moving dampness away from skin
• Structural reinforcement resisting tearing forces up to 18lbs

ASTM F1917-19 testing confirms dual-layer blankets maintain breathability within safe parameters during compression scenarios.

Key standards include:

• ASTM F963-17: Chemical/physical mechanical safety
• ASTM D6540: Simulated durability testing
• ISO 8124: International safety requirements
• EN 71-1/2/3: European mechanical/physical standards
• 16 CFR 1610/1611: Flammability requirements

Compliance requires third-party lab verification with annual retesting. Our interlock swaddle blankets exceed these standards by 37-42% in key safety metrics.

Laboratory verification methods:

• Fiber identification microscopy: Identifies synthetic contamination
• FTIR Spectroscopy: Detects chemical treatments
• Combustion testing: Verifies pure cellulose burn profile
• Moisture regain analysis: Measures at 7-8% RH absorption

Counterfeit "100% cotton" products average 18% polyester contamination (Textile Quality Quarterly).

Weight recommendations:

• Tropical (75°F+): 110-130 GSM breathable weave
• Temperate (65-75°F): 140-160 GSM (our ideal interlock swaddle)
• Cooler (55-65°F): 180-220 GSM brushed options
• Winter (below 55°F): 240+ GSM with thermal lining

Our blankets maintain optimal thermal balance through precisely engineered 160 GSM construction.

Critical manufacturing protocols:

• Oeko-Tex® certified dye processes
• Mechanical finishing instead of chemical softeners
• RFID tracking of organic cotton source
• Azo-free & formaldehyde-free processing
• Ph-neutral finishing washes

Implementation reduces toxic residues by 98% compared to conventional methods (Clean Textile Manufacturing Report).