For Mini hotshoe ball :This ball can withstand heavy loads,lock solidly and move smoothly. and horizon leveling can be accomplished as one instinctive motion,and rigid lockup takes just a quick twist to fix.This tripod ball heads are much easier to carry and pack than tripods with pan-tilt heads. Tighten up the tripod ball on tripod and then screw up the whole tripod on your camera. It can protect your cell Phone.Fix firmly and safety. Colour:Black Material:aluminum alloy +ABS Product clip size:7.2*2.5*3.5cm Package Contents: 1 x 1/4 inch hot shoe ball 1 x phone clip Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.