As travel begins to pick back up, Delta Air Lines is making sure to keep its top-tier elites engaged.The airline is sending out its annual gift packs to Delta 360° members — a semi-secretive tier above Diamond Medallion.Want more airline-specific news? Sign up for TPG’s free new biweekly Aviation newsletter!Delta describes 360° as “an annual, invitation-only program for our top SkyMiles Members, offering an exclusive suite of benefits and services even beyond Diamond Medallion Status. An invitation into Delta 360° is based on your overall investment with Delta. If you’re selected to join, we’ll contact you directly.“Photo by Scott Mayerowitz / The Points GuyThis year’s kit seems focused on getting back in the skies, with a few goodies to bring on your next trip.Photo by Scott Mayerowitz / The Points GuyThe centerpiece is a pair of Ray-Ban aviator sunglasses. While we couldn’t tell exactly which model Delta is sending, Ray-Ban’s lowest-end aviator frames typically start at $154.Photo by Scott Mayerowitz / The Points GuyThere’s also a Gravity brand weighted sleep mask with the Delta 360° logo embroidered on it.Photo by Scott Mayerowitz / The Points GuyAlso in the kit: A set of Delta coasters, a 360° fridge magnet, and a key chain.It is not clear what the spend or travel threshold is to be invited to 360°. Diamond Medallion — the top published tier — requires either 125,000 Medallion Qualification Miles (MQMs) or 140 Medallion Qualification Segments (MQSs) flown, plus either $15,000 Medallion Qualification Dollars (MQDs) or $250,000 spent in a calendar year on a Delta co-branded credit card.Sign up for our daily newsletterEmail addressSign upI would like to subscribe to The Points Guy newsletters and special email promotions. The Points Guy will not share or sell your email. See privacy policy.In the past, users at FlyerTalk have reported not being invited despite $90,000 in spend. One poster explained that Delta looks at more than just spend — it focuses on travelers who may have influence over their workplace travel policies.More: Delta’s new booking tool can help snag flight deals with miles or cash — here’s how to use itPerks of 360° include the annual gift, a Sky Club Executive Membership, access to a dedicated phone line, a chance of a Porsche transfer between gates during tight connections, higher upgrade priority, and more.The exclusive program compares to American Airlines’ Concierge Key status and United’s elite Global Services program.