Depende sa location at partner mo (limits niya). Kung baguhan lang kayo, start with making her wear something sexy and revealing that she wouldn't normally wear, then simple groping in public areas. It escalates sa pool area na or outdoor...
Its not just about the length but also the girth. Generally filipinos ave size is about 4-5" but varies in girth. Thickness helps because it scrapes the vaginal wall which helps reach orgasm.