The Icicles No. 31 is one of the most wonderful glass g-spot dildos. It can be used for anal use and vaginal use. You can use the Icicles No. 31 for partner and temperature play. It's discreet and travel friendly. The longer neck is perfect for those who have a deeper set g-spot. If you loved the amethyst you are going to love the Icicles No. 31. They both have the same design but one is a little larger than the other.