- soft (magenta or red) - This is the softest option, for mild to moderate chewing.
- XT (lime green, teal, or black) - XT stands for "Xtra Tough," recommended for moderate to avid chewing.
- XXT (royal blue, lavender, or forest green) - XXT stands for "Xtra Xtra Tough." This one is VERY firm, recommended for avid chewing, or for those who like to chew on very firm items. Please note: it's super firm!
- soft (magenta or red) - This is the softest option, for mild to moderate chewing.
- XT (lime green, teal, or black) - XT stands for "Xtra Tough," recommended for moderate to avid chewing.
- XXT (royal blue, lavender, or forest green) - XXT stands for "Xtra Xtra Tough." This one is VERY firm, recommended for avid chewing, or for those who like to chew on very firm items. Please note: it's super firm!