We deliver worldwide, using the most advanced sperm packaging system anywhere. Our CBS High Security Straws are the only system approved by the FDA for sperm storage, thanks to features like contamination-proof, tamper-proof end caps and a special internal compartment for ID tags.The bottom line of all this caring and technology? We scored an average clinical birth rate of 34.6% per cycle in a study of 1,131 IUI cycles published in Acta Obstetricia et Gynecologica Scandinavica (2001; 80: 342-348)Contact us if you live in the US and we'll send you an information package that's perfect for prospective parents who might like a Viking or two around the house.