The person appears to be a/an East Asian Male, approximately 10 to 19 years old.
Some trendy online shopping websites popular among teenagers include: 
• ASOS 
• Shein 
• Depop 
• Poshmark 
• Amazon 
• eBay 
• AliExpress 
• Etsy 
• Nike 
• Adidas 
• Sephora 
• Urban Outfitters 
• Forever 21 
• Hot Topic 
• Uniqlo.
Some popular online shopping websites that cater to young adults include: 
• Amazon 
• eBay 
• ASOS 
• AliExpress 
• Etsy 
• Sephora 
• Zappos 
• Uniqlo 
• Taobao 
• JD.com 
• Pinduoduo 
• Shopee 
• Lazada 
• H&M 
• Forever 21.