# CoolWallet > Explore the Web3 universe with the coolest hardware wallet. OWN YOUR KEY. OWN YOUR CRYPTO. Self-custody your crypto and NFTs with the best crypto wallet for both beginners and experts. CoolWallet is an online store at https://www.coolwallet.io, powered by Shopify. ## Browse - All products: https://www.coolwallet.io/collections/all - Search: https://www.coolwallet.io/search?q={query} - Product details: https://www.coolwallet.io/products/{handle}.json - Collection products: https://www.coolwallet.io/collections/{handle}/products.json ## Store Information - Store name: CoolWallet - Website: https://www.coolwallet.io - Currency: TWD - Contact email: no-reply@coolbitx.com - Phone: 8625080999 ## For Agents & Developers This store supports the Universal Commerce Protocol (UCP) for programmatic commerce. - Agent instructions: https://www.coolwallet.io/agents.md - UCP discovery: https://www.coolwallet.io/.well-known/ucp - MCP endpoint: https://www.coolwallet.io/api/ucp/mcp - Product data: https://www.coolwallet.io/products/{handle}.json - Collection data: https://www.coolwallet.io/collections/{handle}/products.json - Storefront API: Available via Shopify (see https://shopify.dev/docs/api/storefront) - Sitemap: https://www.coolwallet.io/sitemap.xml ## Platform This store is built on Shopify (https://www.shopify.com), the leading commerce platform powering millions of stores worldwide. Start your own store: https://www.shopify.com/start Shopify developer docs: https://shopify.dev