I've used my beauty blender and pads of my fingers multiple times and it continues to crease! (tartecosmetics.com)
There are two slightly different techniques: rotate the skin of the scalp under the pads of your fingers (move the skin not your fingers), or using circular moves, rub your fingers all over the scalp helping to get the muscles loosened. (mumanu.co.uk)
Gently massage your baby's scalp with the pads of your fingers or a soft baby hairbrush, including the area over the fontanelles (soft spots) on the top of the head. (kidshealth.org)