Red Velvet Sheet Set Size:Regular King but not sure what size

but not sure what size bed they have and/or which color sheets they'd like

Standard for Queen & Full/XL Full

The Original PeachSkinSheets® Low Profile Breathable Sheet Sets include one regular pocket (not deep pocket) Fitted Sheet designed for 8"-12" mattresses (2 fitted sheets for Split King)

The Original PeachSkinSheets® 3 piece duvet cover sets feature the ultra-soft luxurious feel of 1500 threads per square inch

REVERSIBLE and BUTTERY SOFT Quilt Sets are made from the same

Red Velvet Sheet Set Size:Regular King but not sure what sizeThe Original PeachSkinSheets Breathable Sheet Sets include one Fitted Sheet (2 fitted sheets for Split King), one Flat Sheet, and two Pillowcases with European Envelope Closures (1 pillowcase for Twin).