KLM on Twitter: "@justinemcbeath << eligible for an extra piece of check-in baggage when flying with a SkyTeam partner. In a Business Class ticket one piece of check-in baggage is always included.
Could I take a couple more kilos? - KLM Blog
KLM Royal Dutch Airlines Baggage Fees 2021: What To Expect | CHESTER Luggage, Suitcases & Carry-Ons
KLM hand luggage - dimensions and baggage regulations
KLM Baggage Policy Fees & Allowance
air travel - Can KLM Checked-in baggage be **not suitcase**? - Travel Stack Exchange
KLM Carry On Rules: Everything You Need to Know
Transavia, KLM and a couple of bags...
KLM Baggage Policy, Size, Weight Regulations and Taxes, Contact
KLM on Twitter: "@AshrafS88142335 I advise you to contact KLM regarding this situation. All contact details of KLM can be found here: https://t.co/FTcYYzt0nu. If you need the details for a different country,
Know KLM Airlines Baggage Fees – An In-Depth Guide
7 tips to make sure your suitcase goes wherever you go - KLM Blog