Bed Standards in Hotels

Regarding hotel room amenities, one can mention the beds, which are determined based on room type and come in standard dimensions:
• Single bed: 100 cm × 200 cm
• Double bed: 135 cm × 200 cm
• Queen bed: 150 cm × 200 cm
• King California bed: 180 cm × 200 cm
• Twin beds (for single use): 115 cm × 200 cm