[Strong Stainless Steel Material]The emergency can opener is made of high quality stainless steel, which is sturdy and reliable, light and . Metal can opener is not easy to break, rust, fade, and can be used for a long time. [Size]the outer diameter of the key ring is about 1.1 inch. Please confirm the size details before purchasing. [You Will Get]Abundant quantity and style enough to meet your daily use and sharing needs. [Portable and Loss-proof Design]Don't worry about losing: there is a hole in each portable can opener, so you can hang it on a key ring or chain, and it 't be lost easily when you are travelling or going camping as it's small [Wide Application]Applicable occasions: these camping can opener tools are suitable for outdoor camping hunting and fishing trips, and you can take them with confidence because they are convenient and reusable Material: Stainless steel colour: Silver Package Contents: 4pcs x 38MM can openers 4pcs x 51mm can openers 4pcs x 57mm can openers Only the above package content, other products are not included. Note: Light reflection 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.