Product Dimensions: 8.5 cm length x 5.4 cm width Package includes: 2 badge holders x a pack of straps Outer dimensions: 3.76" (95.6 mm) x 3.09" (78.5 mm). Maximum inner dimensions: 3.34" (85 mm) x 2.12" (54 mm) Can insert 2 IC cards ATTN: Only sizes 3.34" x 2.12" / 85mm x 54mm or smaller will be inserted Product material: Made of acrylic injection and TPR coating The outer frame of the badge holder is wrapped in soft rubber, with specific crack-prevention and shatter-resistant functions High transparency allows for easy reading even when multiple badge holders are stacked Waterproof, dustproof, and dust-proof ✮ Easy to scan barcodes Extremely thick and durable, with solid quality, it will not deform or deteriorate due to compression even after long-term use Strap size: 46cm x 1 cm (L x W) Material: Made of high-quality polyester The strap clip is securely fastened and will not loosen freely.