soft as a baby's bottom

(as) soft as a baby's bottom

Exceptionally soft and smooth. I love how your face feels after you shave—it's as soft as a baby's bottom! This is my favorite blanket to get snuggled up in at night. It's soft as a baby's bottom, and it keeps me nice and warm in bed.
See also: bottom, soft
Farlex Dictionary of Idioms.

*soft as a baby's bottom

 and soft as a baby's backside; *soft as down; *soft as silk; *soft as velvet
Cliché very soft and smooth to the touch. (*Also: as ~.) This cloth is as soft as a baby's bottom. The kitten's fur was as soft as down. Your touch is soft as silk. This lotion will make your skin soft as velvet.
See also: bottom, soft
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • (as) soft as a baby's bottom
  • (as) soft as a baby's backside
  • (as) soft as velvet
  • velvet
  • (as) soft as silk
  • (as) soft as down
  • (as) smooth as a baby's bottom
  • soft in the head
  • soft on
  • soft on (someone or something)
References in periodicals archive
Tesco Fragrance Free Ultrasoft Wipes (80 wipes, 87p) Soft as a baby's bottom, these thick, strong wipes give off a slight chemical whiff but as they don't leave the skin feeling dry, at this price you can afford to let your principles slip a bit.
MUMS TEST; This week we look at... BABY WIPES
Not only is the material as soft as a baby's bottom, the price isn't too harsh either.
This Week: Sun 18
Bobbi Brown's range of baby products can make your skin as soft as a baby's bottom. Add Baby Essentials Massage Oil (pounds 11) to your bath for satin skin, then dust down with Silkening Powder (pounds 12.50), only from Harrods.
Style essentials; Amber Graafland selects the best beauty buys