• Front shot of 750ml bottle of Koch Chemie Leather Star, white bottle with silver and teal label, black writing, on transparent background.
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Koch Chemie Leather Star

Koch Chemie Leather Star

Premium leather care that revitalises and protects with natural semi-gloss finish and luxurious conditioning.

In stock

⚙ Ideal For

  • Vehicle leather seats
  • Leather furniture
  • Suede surfaces
  • Perforated leather
  • Leather restoration

✔ Benefits

  • Deep conditioning care
  • Colour intensifying effect
  • Supple and soft feel
  • Long-lasting protection
  • Pleasant fragrance
DETAILED DESCRIPTION →
£20.99 GBP
£20.99 GBP
£17.49 Ex. VAT
Sale Sold out
Taxes included. Shipping Policy

🚚 UK Shipping: Standard (£2.99) or FREE on orders over £75.

📦 Dispatched same-day if ordered before 3pm!

Shipping Information

What Are My Shipping Options?

In-Store Pickup

In-Store pickup is available on all purchase. Pickups are available Monday - Friday between the hours of 9:00–17:00. 

An email confirmation will be sent when your order is ready for collection. 

Free Shipping

We offer free Standard (2-3 Days) shipping on orders within the United Kingdom on orders over £100. Please note, some large items that require specialist courier companies, such as large mirrors and palleted items are excluded from this deal.

Shipping Fees

We also offer shipping at the following rates:

Standard-Size Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days -£23.99


Large Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days - £69.99

Most UK orders will be sent using Royal Mail, with larger items being sent with DPD.

International orders within the EU will normally be dispatched with Royal Mail, DPD, or UPS.

International orders to the rest of the world will normally be sent with DPD or UPS.

Please note, international delivery charges are very volatile and subject to change. We will do everything in our power to honour the delivery fee, however, in some cases, shipping may increase in price. In this event, you will be given the offer to pay the difference or cancel the order and receive a full refund.

Please note, we may be subject to various rules and restrictions in relation to some international deliveries, and you may be subject to additional taxes and duties over which we have no control. If such cases apply, you are responsible for complying with the laws applicable to the country where you live and will be responsible for any such additional costs or taxes.

Dispatch Times

Orders placed before 15:00 Monday - Friday will be shipped on the same day. 

Orders placed after this time will be shipped on the following business day,

Please note, we are closed at weekends, as well as English Bank Holidays.

Returns Policy

Our refund policy can be found at the following address: https://esupplyline.com/policies/refund-policy.

Further Information

You can contact us for further information on our shipping policies using the following:

Phone: 01953 711 881

Email: sales@esupplyline.com

Live Chat: Available on our website, Monday - Friday, 8:30 - 17:00.

Contact Form: https://esupplyline.com/pages/contact

View full details

Koch Chemie Leather Star

Koch Chemie Leather Star is a premium leather care emulsion that revitalises and preserves smooth leather, suede, and perforated leather. It conditions deep into leather fibres to restore suppleness, intensify colour, and provide prolonged protection against dirt and brittleness.

Key Features

  • Deep Conditioning Care — Premium cosmetic-grade active ingredients penetrate leather fibres, restoring suppleness and preventing the drying and cracking that occurs with age and UV exposure.
  • Colour Intensifying Appearance — Enriches leather colour depth, making faded or tired leather look rich, vibrant, and professionally finished without artificial coating.
  • Supple and Soft Feel — Restores the luxurious tactile experience of properly maintained leather whilst maintaining essential grip and preventing unwanted slipperiness on seat surfaces.
  • Natural Semi-Gloss Finish — Creates a subtle protective sheen that enhances leather beauty without the plastic appearance of heavy varnish-type coatings.
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Description

Why Leather Deteriorates and How Leather Star Reverses Aging

Leather is a living material that gradually loses moisture, oils, and suppleness over time. Vehicle seats, sofas, and furniture leather experience constant wear from body oils, sweat, temperature fluctuations, and UV exposure. This combination causes leather to fade in colour, lose its soft feel, develop micro-cracks, and become brittle. Once this deterioration begins, it accelerates — cracked leather attracts dirt, allowing moisture and contaminants to penetrate deeper. Koch Chemie Leather Star addresses this by using cosmetic-grade conditioning compounds to restore moisture and oils that leather naturally loses. The result is leather that looks rich, feels luxurious, and resists future deterioration.

Premium Active Ingredients Sourced from Cosmetics Industry

Unlike automotive-only leather care products, Koch Chemie formulates Leather Star using premium conditioning compounds originally developed for human skin care. These ingredients are selected for their ability to penetrate porous surfaces, bind moisture, and remain supple without building up residue. This cosmetic-grade approach ensures that your leather receives the same quality conditioning that luxury skincare products provide to sensitive skin — a level of sophistication absent from industrial leather cleaners.

Colour Intensification Without Artificial Dyes

Faded leather appears washed out because dirt and UV exposure have dulled the surface. When Leather Star conditions and protects the surface, it allows the leather's natural colour depth to show through once again. This colour intensification is achieved through conditioning and protection, not through temporary dyes that fade with the next wash. The effect is authentic restoration of the leather's true colour, not artificial masking.

Perforated Leather Care Without Blocking Pores

Perforated leather (with small ventilation holes for breathability and comfort) requires special care — standard heavy conditioners can block the perforations, reducing breathability and comfort. Koch Chemie Leather Star uses a balanced formulation that conditions the leather whilst respecting the perforations' functionality, ensuring your seats remain comfortable and breathable.

More Information

Application Instructions

  1. Clean the leather first — Use a suitable leather cleaner (such as Koch Chemie Pol Star) to remove dirt, dust, and stains from the leather surface. Wipe with a damp cloth and dry thoroughly before applying conditioning treatment.
  2. Prepare the product — Shake Leather Star well before each use to ensure the emulsion is properly mixed and uniform.
  3. Apply evenly with sponge or cloth — Using a soft foam applicator sponge or soft microfibre cloth, apply Leather Star evenly and extensively across the leather surface. Work in sections to ensure complete coverage of seats, armrests, or furniture.
  4. Allow drying time — Let the product dry completely — typically 15–30 minutes depending on temperature and ventilation. Do not use the leather surface whilst wet.
  5. Remove excess product — Once dry, gently wipe the leather with a clean, soft cloth to remove any excess conditioner. This prevents greasy residue and ensures an even, natural-looking finish.
  6. Buff for final finish — For a superior appearance, buff lightly with a dry microfibre cloth to enhance the natural semi-gloss sheen and ensure even colour tone across the surface.

Specifications

Product Type Premium leather conditioning emulsion
Format Spray bottle or liquid bottle
Volume 500 mL (typical)
Appearance Milky white emulsion
Finish Semi-gloss (satin sheen)
Key Active Ingredients Cosmetic-grade conditioning oils, colour intensifiers, protective waxes
Safe on Smooth leather, suede, nubuck, perforated leather, leather furniture, vehicle seats
Fragrance Pleasant, fresh leather scent
Application Method Apply with soft sponge or microfibre cloth, allow to dry, buff with soft cloth
Storage Keep in cool place, protect from frost and excessive heat
HS Code 3402.20

Documents

FAQs

Can I use Leather Star on suede and nubuck leather?

Yes, Leather Star is safe on suede, nubuck, and smooth leather surfaces. The gentle formula conditions without damaging the delicate nap of suede. Allow to dry completely and buff gently with a soft cloth for best results on delicate leather types.

Will Leather Star make my car seats slippery?

No, Leather Star is formulated specifically to condition leather without creating unwanted slipperiness on seats. The balance of conditioning oils ensures suppleness whilst maintaining adequate grip for safe seating.

How often should I condition my leather seats?

For vehicle seats, apply Leather Star every 2–3 months or when leather begins to feel dry. Furniture leather in less-used areas can be conditioned every 3–6 months. More frequent application is beneficial in harsh sunlight or dry climates.

What should I do if I apply too much Leather Star?

If excess product accumulates, simply wipe away the surplus with a clean, dry cloth. The leather will not be damaged — excess just creates a temporary greasy appearance that dissipates with buffing.

Product Product subtotal Quantity Price Product subtotal
Koch Chemie Leather Star
Koch Chemie Leather Star
£20.99/ea 		£0.00
£20.99/ea £0.00