【Mini Size】Length: 82 mm, Width: 5 mm. The weight is 6g (tiny lightweight edc pen). 【Refillable】Use standard D1 refills (Length: 67 mm). It's easy to find replacement refills. 【Sandblasting Process】It gives the metal surface a more glossy feel and also enhances the feel when touched. Using EDC tools becomes a treat. 【Bolt Action Design】Exclusives from Origin-Joy, innovative T-bolt action design, either direction is customary for you. 【Package Includes】2 combo sets, each set contains: 1 pcs mini metal pen, 3 pcs replaceable D1 refills, 1 pcs keyring, 1 pcs keychain, 1 semi-windowed tinplate box (for your EDC storage). Origin-Joy 2 Pack Mini Pen Set, Small EDC Keychain Metal Pen, Short Micro Tiny Bolt Action Pocket Pen with 6 D1 Refills for Travel & Wallet (Sandblasting)