Handcrafted by luthier Reuben Forsland, the JOI-JS Small Jumbo guitar is made entirely from the storied “Tree” Mahogany. This unique instrument delivers exceptional warmth, clarity, and sustain, with each contour and bracing system individually voiced for an inspiring playing experience.

The Tree’s fascinating history, originating from a massive Belizean rainforest mahogany, imbues each instrument with a story and heritage, making every JOI-JS a rare work of art and craftsmanship.

• Handcrafted by Reuben Forsland with artisan precision
• All “Tree” Mahogany construction for rich tone and figure
• JOI Ellipse bracing for enhanced sustain and balance
• Comfort enhancements: arm bevel, wedge rest, asymmetrical body contours
• Artisan detailing: Copper & Coal rosette, titanium truss rod, precision purfling
• Balanced voice: deep warmth, crystalline highs, singing sustain
• Premium protection: custom Hoffee carbon-fibre case included

• Ideal for fingerstyle and expressive singer-songwriter performances
• Responsive to delicate nuances and assertive drive
• Suited for studio and stage use
• Balanced warmth, clarity, and sustain
• Dark, controlled overtones with rich harmonic content
• Uniform tonal response across all six strings

• Model: JOI-JS
• Year: 2025
• Luthier: Reuben Forsland
• Body Type: Small Jumbo
• Body Length: 19 ½″
• Lower Bout: 15 ⅜″
• Waist: 10″
• Upper Bout: 11 ¾″
• Body Depth: 4 ¼″
• Top/Back/Sides: “Tree” Mahogany
• Neck: “Tree” Mahogany
• Fingerboard: Gabon Ebony
• Bridge / Binding / Headplates: “Tree” Mahogany
• Tuner Buttons: “Tree” Mahogany
• Purfling: White / Black
• Rosette: Copper & Coal (Aluminum Powder)
• Frets: Stainless Steel – 14 to body
• Truss Rod: Handmade Japanese Titanium
• Finish: Gloss Body / Satin Neck
• Tuners: Graph Tech Gear Ratio (Black)
• Cutaway: Florentine
• Leg Wedge: Integrated
• Scale Length: 25.7″
• Nut Width: 1 ¾″
• String Spacing: 2 5⁄16″
• Weight: 5 lbs 6 oz
• Case: Hoffee Custom Carbon Fibre

• Asymmetrical body enhances tonal and ergonomic balance
• Arm bevel and wedge rest improve player comfort
• 3-ply wood/carbon-fibre sides for projection and stability
• Each guitar individually voiced and finished by Reuben Forsland