Colin on Instagram: "Sketching with the @penlux.pen Concerto! Some things I love about this pen, ✍️ Its size and weight fit comfortably in my hand and I find little fatigue after writing and sketching. 🖋️ The piston fill system is simple and easy to use, no need for any dismantling. ✨ The translucent finish feels very classy with the amber swirls and sparkles dancing in the light. I love the old soul vibes lol. 📕 Writes smoothly in my Life Noble Note journals and draws just as well in my sketc