The best replacement for wedge is pyramid foam.

The best alternatives to wedge are rated as following:
★★★★★  pyramid foam
★★★★★  lob wedge
★★★★  heel
★★★★  hemi
★★★  sand wedge
★★★  inclined plane
★★★  arc mouse
★★  lever
★★  piston tool post
★★  gap wedge
★★  trim labiaplasty
★★  pitching wedge
★  approach wedge
★  shim
★  pennant
★  field derotator
★  afr 165
★  titleist vokey wedge
★  schwa
★  afr
★  64 degree wedge
  cork mac
  wingtip
  loft wedge
  leg wedge
  titleist wedge
  pyramid acoustic foam
  vokey

Your alternative for wedge is not listed? Suggest!
Speaking about wedge, one probably shouldn't forget about sleep positioner.

Other search terms related to wedge and their ratings are:
★★★★★ sleep positioner
★★★★★ blue cheese dressing
★ sling
You have in mind a companion for wedge and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of wedge in all years. Click on graph for more.
wedge
pyramid foam
lob wedge