Compliance, Certifications & Safety

304 stainless steel is an iron alloy containing roughly 18% chromium and 8% nickel — a composition refined through a controlled smelting process in which... more →

Denier measures the weight of a fibre per 9,000 metres of length — the higher the number, the heavier and denser the thread. 600D nylon... more →

80gsm (80g/m²) sits at the point where paper stops feeling provisional. Below it — the 60–70gsm range common in budget notebooks and office reams —... more →

BPA — bisphenol A — is an industrial chemical used in the production of polycarbonate plastics and epoxy resins, present in everything from food packaging... more →

The CCC mark (China Compulsory Certification, 中国强制认证) is China's mandatory product safety and quality certification, required for all regulated products manufactured in or imported into... more →

The CE mark (Conformité Européenne) indicates that this product meets the health, safety, and environmental protection standards required for sale within the European Economic Area... more →

"Dishwasher safe" on a food-grade item is a claim about chemical and structural stability under repeated high-heat, high-alkalinity cycles — not simply that the item... more →

The dot grid emerged as a refinement of the traditional squared grid, developed in the mid-20th century primarily within technical and engineering drawing communities. The... more →

The EFUP 5 mark (Environmental Friendly Use Period) is China's hazardous substance disclosure label, required under China RoHS II (Management Methods for the Restriction of... more →

The FCC mark indicates that this product complies with the electromagnetic interference standards set by the United States Federal Communications Commission under FCC Part 15B... more →

MagSafe is Apple's magnetic alignment and attachment system, built into iPhone 12 and all later iPhone models. At its core is a precisely arranged ring... more →

A precisely arranged ring of magnets embedded in every compatible iPhone from the 12 onwards is what makes MagSafe work — and what makes it... more →

The RoHS mark confirms that this product complies with the Restriction of Hazardous Substances Directive — the regulatory standard that limits the use of specific... more →

The WEEE symbol — a crossed-out wheeled bin — indicates that this product must not be disposed of as general household waste at the end... more →