... Material:metalWeight: 20g Color: red Features:Features:l USB 2.0 Compatible (Backwards compatible to USB 1.1)l High Reading & Writing transfer ... 512MB,1GB,2GB,4GB,8GB,16GB,32GB,64GBInterface Type:USB 2.0 compatible with USB 1.1Writing Speed:3MB/S-6MB/SReading Speed:7MB ... for normal blister packaging, metal & wooden gift box, cardboard gift box, PP box and other packing all you can choose from)Also ...