Gen Z TikTok-approved back-to-school items include the Airpods Max, the Adidas Gazelle sneakers, and the Owala FreeSip water bottle.Jeremy Moeller/Getty Images, AmazonThe Gen Z TikTokers have spoken: Here are the back-to-school items that are in right now.Looking cool for school has a steep price tag, with nine popular items totaling over $1,000.Brands like Lululemon have retained their popularity, but smaller brands are gaining traction, too.Back-to-school season is upon us, and Gen Z TikTokers have decided which items to buy this year to look cool for school.Nine of the most popular items will collectively set you back about $1,000.