You will want these cool and useful carabiners as your 30th birthday favors. Everyone will use them and remember your party each time they take out their keys. Measuring 5-1/4"w x 1-1/4"h, each carabiner comes in black, red, pink, orange, yellow, kelly green, lime green, blue and purple. The imprint area is 1.375" w x 0.5" h. Your custom message will be laser engraved onto the metal plate using a font of your choice. Each carabiner can be personalized with a guest's name for an additional .99 each. You will need to send us the names on your guest list on a spreadsheet.