BİDEFTER Piano Sheet Music Notebook (C-G-F Clefs) 100% Handmade, Hand-Stitched - 2026 Special Collection - (A/5)

Piano notepad - (c-g-f key) | architecture of multivoiced thought on paper

Technical specifications (quick look)

Product :Piano notebook (unkeyed triple system) (a/5)

Size:A/5 (14.5 x 21 cm) — portable, ideal for table and piano top use

Number of pages:72 sheets / 144 pages

Page layout :3-system (three groups of dodecads in a row) – keyless, free notation field + annotation section

Paper :90 gsm, fsc and ecolabel certified, pearl white special production paper that does not reflect light. ink-distributing, smooth surface - professional writing experience

Cover of the book:300 g offset printing on coated paper with thermal cellophane coating — durable, erasable surface.

Volume :100% handmade, hand-stitched, thread sewing (extremely strong white thread used in fishing rod production is used.) long-lasting and archival structure.

Cardboard:3 mm hard cardboard

Production:It is handcrafted in turkey.

Export :Shipping to european and international markets

Music sometimes starts with a void, not rules. the keyless triple system piano notebook offers an unrestricted space for thought. it's entirely up to you which key to use, and where to place each note.

The triple system structure creates a vast architectural space for those who want to set up polyphonic music.melody, accompaniment and inner voices are assembled on one page, and ideas grow layer by layer.bi̇defter is not just a tool here, but a silent partner of creativity.

Product overview – the essence of freedom

• handmade & unique production:Each bi̇defter is individually crafted by skilled artisans. thanks to its hand-stitched construction, it offers a durable, robust build with lasting value and collectible appeal.

• keyless design :Completely free notation area, independent of preset templates. the composer establishes their own system and creates their own language.

• triple system advantage:It provides a spacious and flexible use area for very loud music, piano arrangements and composition studies.

Inner page features – the flow of thought

• hand stitching forms:Thanks to its 360° opening structure, it provides strong, uninterrupted and comfortable use.

• high quality paper:90 gsm specialty paper, suitable for fountain pens and ink, resists feathering.

• wide range of use:Ideal for composition, harmony, arrangement and multi-track music work.

Outer cover - strength in simplicity

The cover structure is made of 300 grams of coated paper with thermal cellophane coating; it is reinforced with 3 mm cardboard, durable and long-lasting.

• handcrafted details:It reflects the classic notebook craftsmanship with its humped back, oval mouth, and shiraz details.

• timeless design:It is not only a music notebook, but also a storable art object.

Continuation of handmade tradition

The greatest masterpieces often sprang to life on blank pages. a keyless system is the most liberating form of music.

Hand sewing is not just a technique; it's an art form that stands the test of time.

Bi̇defter carries this tradition forward and transforms each page into a new beginning.

A philosophical touch – music beyond boundaries

• if there is no key, there is no direction. if there is no direction, the exploration begins.

• each line is a probability, each blank is the birth of a new sound.

Bi̇defter isn't about writing music; it's about rethinking it.

Bi̇defter – where music begins without rules.