Bigaxi Aluminium 6 in 1 Multitool Carabiner with Knife, Star, Flat Screwdriver, Bottle Opener, Locking Latch and Serrated Blade UrbanPro Multipurpose Carabiner Product Specifications:  ✓ Carabiner Multitool Keychain Size (closed): 4.17’’x2.28’’ (10.6x5.8cm)✓ Carabiner Multitool Clip Length (knife opened): 7.24’’ (18.4cm)✓ Multitool Carabiner Knife Size: 3.23’’x0.91’’ (8.2x2.3cm)✓ Carabiner Multitool Clip Color: black & silver✓ Carabiner Multitool Keychain Material: aluminum alloy✓ Carabiner Multitool Clip weight: Approx 68.4g Package Contents✓ 1x Carabiner Multitool Keychain / carabiner multitool key holderCAUTION 1, These carabiners are NOT designed for climbing.2, Please check about the product size before buying.3,Please don’t hurry to post a negative review when facing a problem, 98% problems are due to not follow the instruction.4,Just double check about the description or contact us, we promise any of your question will be handled promptly and satisfactorily. WarningPlease do remember to tighten the blade pivot by polydrive screwdriver when it's loose.