Sailor Tuzu Crystal Sky – Where Clarity Meets Comfort The Sailor Tuzu Crystal collection brings a modern glow to the classic demonstrator fountain pen. Inspired by traditional Japanese glassware and the clean aesthetics of contemporary resin accessories, this collection blends vintage charm with refreshing clarity—perfectly suited for both seasoned enthusiasts and newcomers to fountain pens. The Crystal Sky edition captures the luminous beauty of a clear blue sky. Its transparent azure body features a graceful gradient that shifts from pale, airy blues to deeper sky tones, evoking the calm depth of sunlit days. Light dances through the pen, giving it a weightless elegance and a serene, polished presence. More than just a pretty face, the Sailor Tuzu introduces two exclusive ergonomic innovations: Rotating Nib System – Easily adjustable in 10° increments, the nib aligns to your natural grip, ensuring smooth ink flow from any writing angle. Natural Grip Section – Slightly angled on both sides for relaxed finger placement, promoting comfort and stability during long writing sessions. Outfitted with Sailor’s reliable stainless steel nib and compatible with both Sailor cartridges and the included converter, the Crystal Sky is ready to offer a smooth, effortless writing experience right out of the box. A fusion of transparent design, thoughtful engineering, and Sailor’s renowned quality—Tuzu Crystal Sky makes fountain pen writing not only accessible, but beautifully enjoyable.