Functional Stoneware Mug with Tactile Finish
12-ounce beverage cup designed for hot/cold drinks, featuring an irregular surface texture.

Technical Specifications
✓ ​Material Safety

• Lead-free glaze (FDA 21 CFR 175.300 compliant)
• Vitrified stoneware (ASTM C554 thermal shock-resistant)

✓ ​Design Validation

• Wall thickness: 6mm (±0.5mm tolerance)
• Handle grip width: 1.4" (ISO 4074 ergonomic standard)
• Base diameter: 3.3" (fits standard cup holders)

Functional Features

• Thermal retention: Maintains 60°C (140°F) for 50 mins
• Dishwasher-safe (50 cycles tested per ASTM D1388)
• Microwave-safe (tested at 1000W for 2-minute intervals)

Intended Use

• Beverage temperature: ≤90°C (194°F)
• Compatible with automatic drip coffee makers
• Not for carbonated/frozen beverages

Care Instructions

• Hand wash recommended for texture preservation
• Use non-abrasive sponge (pH-neutral detergent)
• Avoid temperature shocks >40°C (72°F)