Mainly filled with silica gel and autologous fat, the two feel different. Silicone is elastic, not fleshy, but very tall and straight. Wearing tights is the effect of being forward and backward. Autologous fat, just like birth, will overflow to both sides when squeezed, but the problem of sagging in the future should be considered. To sum up, breast enhancement is a long process and needs maintenance the day after tomorrow.