Mouse pad used during Alpha development of beta decay. • Soft polyester surface • Natural rubber base • Rounded edges • 2.8 oz (79.4 g) • Size: 8.7″ × 7.1″ × 0.12″ (220 × 180 × 3 mm) • Blank product sourced from China Attention: Avoid placing the pad under direct sunlight to prevent fading. This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!