Detail 01
Sloped-shoulder 00-14 fret body
Places the neck joint at the 14th fret in the specified 00 body format.
Product detailSKU #1500000479447
Martin00L Biosphere IV Acoustic Guitar - Emperor Penguin
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Independent shopping perspective
The Korena take
Martin's 00L Biosphere IV is a right-handed steel-string acoustic with a sloped-shoulder 00 body and custom emperor-penguin artwork by Robert Goetzl. It combines an FSC-certified Sitka spruce top with FSC-certified sapele back and sides, producing the clear, balanced response described for controlled dynamics and fingerstyle work. The 24.9-inch scale, Modified Low Oval neck and High Performance Taper shape define its playing platform. It also connects the instrument to conservation: the release supports the Global Penguin Society. A softshell case is included.
Strong match
Who this is for
- Fingerstyle and controlled-dynamic playing on a focused sloped-shoulder 00 acoustic.
- Players who value FSC-certified tonewoods alongside a custom conservation-focused visual design.
- Acoustic players wanting a 24.9-inch scale with Modified Low Oval neck profile.
Consider the trade-offs
When to look elsewhere
- Players looking for a nylon-string instrument; this guitar uses six steel strings.
- Left-handed players; the guitar is right handed.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Scalloped Sitka spruce X-bracing
The guitar uses the specified scalloped X-bracing pattern.
Detail 03
Nickel open-gear tuners with butterbean knobs
These are the installed tuning machines.
Final check
Know before you order
- 01Confirm that the right-handed, steel-string format and 24.9-inch scale suit your requirements.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What is depicted on the top?
Custom artwork depicts an emperor penguin protecting its chick.
02Is the guitar made with FSC-certified materials?
Yes. The construction is described as entirely FSC-certified, including its Sitka spruce, sapele, mahogany, ebony and maple components.
03Does it come with a case?
Yes. A softshell case is included.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
1 detailsPickups & controls
- Bridge
- Modern straightline drop-in saddle
9 detailsPlayability
- Nut Material
- Bone
- String Type
- Steel
- Orientation
- Right handed
- Neck Profile
- Modified Low Oval
- Nut Width
- 1.75
- Factory Strings
- Martin Kovar MK12 Light
- Number of Frets
- 20
- Number of Strings
- 6
- Scale Length
- 24.9
25 detailsBody & build
- Brace Material
- FSC-certified Sitka spruce
- Color
- Natural with custom ink top artwork
- Saddle Material
- Bone
- Bridge Pins
- Bone
- Bridge Material
- FSC-certified ebony
- Neck Meets Body At
- 14th fret
- Binding
- FSC-certified European flamed maple
- Side Material
- FSC-certified sapele
- Body Material
- Sitka spruce/Sapele
- Top Material
- FSC-certified Sitka spruce
- Body Size Class
- 00
- Body Finish
- Satin
- Inlays
- FSC-certified sapele 1955 Style 18
- Neck Wood
- Mahogany
- Fingerboard Material
- FSC-certified ebony
- Neck Joint
- Dovetail
- Back Material
- FSC-certified sapele
- Body Style
- Sloped-shoulder 00-14 fret
- Tuning Machines
- Nickel open-gear with butterbean knobs
- Body Shape
- Sloped-shoulder 00-14 fret
- Neck Material
- FSC-certified select mahogany
- Body Construction
- Solid
- Side Dots
- Aluminum
- Neck Taper
- High Performance Taper
- Neck Finish
- Satin
1 detailsIn the box
- Case or Gig Bag
- Softshell
4 detailsOther
- Model
- 00L Biosphere IV
- Bracing Pattern
- Scalloped X-bracing
- Product Type
- Acoustic guitar
- Series
- Biosphere
