This stroker is ergonomically designed to fit in the palm just right, contoured inside and out for a powerful finish! The interior is tight enough for friction, and contains ultra-satisfying ribbed interior texture for enhanced sensations. The super stretchy material is soft and tight, and you control the grip as you pump. This stroker is lightweight and travel-friendly, perfect for the man on the go! It has a closed end for more stimulation on the head of your penis, yet stretches to fit any size.