VuVatech designs the only plastic set made in the USA. This item is a patented product by VuVatech (#US9687274B2), accept no substitute. The VuVatech set was invented and patented by a pelvic pain patient who had painful intercourse and needed a solution. VuVatech has now helped over 60,000 people worldwide who suffer from pelvic pain conditions. Our BPA free, high-grade plastic does not bend and are easier to insert than silicone. This is a set of five plastic dilators. Shipped from our facility in USA in heat sealed bags for the safety of our customers. Please consult our size chart photo for exact measurements. International Customs fees are the responsibility of the buyer if buying from outside USA.. Made in the USA. Sizes: Size 1: Width: .5 Inches Length 2.25 Inches Circumference 1.57 Inches Size 2: Width: .75 Inches Length 3.5 Inches Circumference 2.36 Inches Size 3: Width: 1 Inches Length 4.5 Inches Circumference 3.14 Inches Size 4: Width: 1.25 Inches Length 5.5 Inches Circumference 3.93 Inches Size 5: Width: 1.5 Inches Length 6.25 Inches Circumference 4.71 Inches. Ships from USA. International Customs fees are responsibility of the buyer if international order.