Specifications: Outer diameter: Approx. 3.0cm (1.2 inches); Inner diameter: Approx. 2.5cm (1 inch); Stretch length: Approx. 55-60cm; Net weight: Approx. 15g. The retractable badge holder reel in BlackKey is customized with stylish picture, durable and beautiful. This badge reel features the standard duty wire/cord, which is designed to hold 2 oz, so please do not pull the wire too hard or suddenly. Suitable for carrying student cards, membership cards, employee cards, money and so forth. Makes a great gift, so just dress up your work with our retractable metal badge holder reels to make your life happier. Please note we do not offer or sell the name plate. Please allow 1-2mm differs due to manual measurement. Please note the epoxy sticker can be melted by the fire. Please note the epoxy sticker with pattern is not warterproof, water will leak in and ruin the image. Please do not pull the wire too hard or suddenly (including too heavy), or it may be broken and cut your fingers. Please allow a little chromatic aberration between products and images due to different light and different monitors.