They are all proper for the price.

Here are the specifications for the M+K by Elo Kallisto 69006 Pan Set 5-Piece:

• High-quality 18/10 stainless steel
• Mirror-polished on the inside and outside, with a litre scale on the inside
• Glass lids with shock-proof stainless steel rims and bow-shaped handles
• Dishwasher-safe and oven-safe up to 240 °C
• Suited for all types of oven, even induction.