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The Protec MX307 MAX Bb Clarinet Case is a lightweight, protective soft case designed to fit most Bb clarinet makes and models, combining an EPS foam frame with a rugged 600D nylon exterior and practical storage for everyday professional and student use. Built as part of Protec’s MAX line, it focuses on high protection-to-weight value and includes features commonly found on higher-priced cases, along with responsibly made materials tested to be free of Lead, DEHP, PAHS8, DBP, and BBP.
Protec MX307 Bb Clarinet Case Specifications
- Case: Protec MX307 MAX Bb Clarinet Case
- Instrument fit: Fits most Bb clarinet makes and models
- Exterior material: 600D nylon
- Frame: EPS foam, lightweight rigid shock-resistant structure
- Interior lining: Breathable, non-abrasive velour
- Overall exterior dimensions: 13.5 in (L) x 4.25 in (W) x 10 in (H) / 34.3 x 10.8 x 25.4 cm
- Front pocket dimensions: 13 in (L) x 1 in (W) x 9 in (H) / 33 x 2.54 x 22.9 cm
- Case weight: 1.9 lb / 0.86 kg
- Strap weight: 3 oz / 0.1 kg
Condition & Setup
Brand new with tags.
Who the MX307 Bb Clarinet Case Is For
The Protec MX307 is a lightweight protective Bb clarinet case designed for players who want dependable impact resistance, comfortable carry options, and organized accessory storage in a compact footprint. It suits students, working musicians, and doubling players who need a day-to-day case that travels well while keeping the instrument supported by an EPS foam frame and a durable velour-lined interior.
What distinguishes the MX307 within value-focused cases is its feature set: Quick Lock hook-and-loop closure for securing an empty case without zipping, sturdy custom metal feet for stability, rope handles with reinforced stitching, and two included shoulder straps that can be used in a backpack configuration. Storage is practical for routine use, with a large gusseted front pocket plus a small internal compartment sized for an extra barrel or small accessories like cork grease.
Common Questions About the Protec MX307
Will the Protec MX307 fit my Bb clarinet?
The MX307 is designed to fit most Bb clarinet makes and models. If your clarinet has unusual keywork, oversized aftermarket parts, or a non-standard barrel/bell profile, compare the case’s overall exterior dimensions and consult us for fit guidance.
Can I carry the MX307 as a backpack?
Yes. The MX307 includes two shoulder straps with strong lightweight clips that can be configured as backpack straps, and each strap has a large adjustable shoulder pad for comfort.
What makes the MAX line materials “responsibly made”?
Protec states that the materials used are tested to be free of Lead, DEHP, PAHS8, DBP, and BBP, supporting safer material standards for routine handling and travel.
We are proud to be an authorized Protec dealer
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
Protec Model MX307 MAX Bb Clarinet Case
Protec MX307 Bb Clarinet Case Overview
The Protec MX307 MAX Bb Clarinet Case is a lightweight, protective soft case designed to fit most Bb clarinet makes and models, combining an EPS foam frame with a rugged 600D nylon exterior and practical storage for everyday professional and student use. Built as part of Protec’s MAX line, it focuses on high protection-to-weight value and includes features commonly found on higher-priced cases, along with responsibly made materials tested to be free of Lead, DEHP, PAHS8, DBP, and BBP.
Protec MX307 Bb Clarinet Case Specifications
- Case: Protec MX307 MAX Bb Clarinet Case
- Instrument fit: Fits most Bb clarinet makes and models
- Exterior material: 600D nylon
- Frame: EPS foam, lightweight rigid shock-resistant structure
- Interior lining: Breathable, non-abrasive velour
- Overall exterior dimensions: 13.5 in (L) x 4.25 in (W) x 10 in (H) / 34.3 x 10.8 x 25.4 cm
- Front pocket dimensions: 13 in (L) x 1 in (W) x 9 in (H) / 33 x 2.54 x 22.9 cm
- Case weight: 1.9 lb / 0.86 kg
- Strap weight: 3 oz / 0.1 kg
Condition & Setup
Brand new with tags.
Who the MX307 Bb Clarinet Case Is For
The Protec MX307 is a lightweight protective Bb clarinet case designed for players who want dependable impact resistance, comfortable carry options, and organized accessory storage in a compact footprint. It suits students, working musicians, and doubling players who need a day-to-day case that travels well while keeping the instrument supported by an EPS foam frame and a durable velour-lined interior.
What distinguishes the MX307 within value-focused cases is its feature set: Quick Lock hook-and-loop closure for securing an empty case without zipping, sturdy custom metal feet for stability, rope handles with reinforced stitching, and two included shoulder straps that can be used in a backpack configuration. Storage is practical for routine use, with a large gusseted front pocket plus a small internal compartment sized for an extra barrel or small accessories like cork grease.
Common Questions About the Protec MX307
Will the Protec MX307 fit my Bb clarinet?
The MX307 is designed to fit most Bb clarinet makes and models. If your clarinet has unusual keywork, oversized aftermarket parts, or a non-standard barrel/bell profile, compare the case’s overall exterior dimensions and consult us for fit guidance.
Can I carry the MX307 as a backpack?
Yes. The MX307 includes two shoulder straps with strong lightweight clips that can be configured as backpack straps, and each strap has a large adjustable shoulder pad for comfort.
What makes the MAX line materials “responsibly made”?
Protec states that the materials used are tested to be free of Lead, DEHP, PAHS8, DBP, and BBP, supporting safer material standards for routine handling and travel.
We are proud to be an authorized Protec dealer
Pairs well with
In stock! Ships within 1-2 business days.
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

Protec Model MX307 MAX Bb Clarinet Case
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.
