When laid flat, a king pillowcase typically measures 20-by-36 inches or 20-by-40 inches. It is typically the largest size pillowcase offered.
standard pillowcases are 21x32 while king size are 21x42
A king size pillw case measures 20 inches by forty inches.
king size
The size of a standard pillow is 20" X 26". The size of a king size pillow is 20" X 28.
The standard size of a pillow case is 21"x30".
The average size of a king size pillow is 20" x 36"
The pillow
You can get a king sized pillow sham if you have a king sized bed. Or if you have big pillows.
Generally, twin size pillow cases are 22" x 33".
20X26 It is called a standard pillow case
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