Shock Absorption: Honeycomb or air-cell liners protect fragile items up to 25 kg.
Tamper-Evident: Breakable security strips for confidential shipments.
Expandable Sides: Adjustable gussets accommodate irregular shapes (200% expansion).

Feature	Benefit
Anti-Static Layer	ESD-safe for sensitive electronics (＜10^4 ohms/sq).
UV-Resistant	Protects contents from sunlight degradation during transit.
RFID Shielding	Metal-free blocking for secure document transport.

Parameter	Embossed Envelopes	Eco-Friendly Envelopes	Cushioned Envelopes
Material	Recycled Kraft + Cotton Liner	FSC Bamboo + Mycelium Composite	Corrugated Core + RPET
Thickness	1.2–3.5 mm	1–4 mm	4–15 mm
Max Load	0.5–10 kg	0.2–6 kg	2–25 kg
Custom Sizes	10x15cm – 60x80cm	8x12cm – 50x70cm	15x20cm – 70x100cm
Color Options	30+ Pantone, Metallics, Glow Effects	12 Natural Hues + Ombré	25+ Pantone, Fluorescents
Certifications	ISO 9001, REACH	OK Compost HOME, Cradle to Cradle	ISTA 3A, FSC

Material	Properties	Sustainability Impact
Mushroom Mycelium	Grown from agricultural waste, decomposes in 30 days and enriches soil.	Reduces CO2 by 2kg per unit.
Algae Coating	Marine-safe waterproof layer; nourishes aquatic ecosystems.	Zero microplastics.
Recycled Cotton	Hypoallergenic inner liner made from post-industrial textiles.	Saves 8,000L water per ton.

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