In the 1960s, down vests made of various materials appeared. Among them, the full-leather style was very popular. Double Helix's down vest is reinforced with tea-core and waxed horsehide over the shoulder, and the body is made of soft french pony horsehide, which pushes this style of material specification to an even higher level. The liner of the vest is made of mountaineering grade 800T 98% goose down.
1946 Nitta Horsehide
Body: Soft French Pony Horsehide
Shoulder: Pony Tea-Core Semi-Aniline Horsehide
Lining: 100% Cupro
Insulation: 800FP 98% Goose Down
Mastermade in Japan
Horsehide: As a professional horsehide brand, Double Helix selects materials according to strict standards basis perennially. DH Always selects the raw hide of large-size Polish horses with a thickness of 1.3mm-1.5mm. Through the improvement of the traditional Japanese vegetable tanning, repeating tests on the tanning time, gloss, color, and so on, DH realized digital production management. To ensure that the leather maintains as stable and high quality in terms of luster, hand feeling, three-dimensionality, color, smell, weight, etc., Double Helix will always devote all efforts to this.
Double Helix's horsehide is made of environmentally friendly solvents. The solvents are volatile, and there will be no chemical residues in the leather in the end. Although Japan has its own requirements and standards for leather environmental protection Double Helix's horsehides pass the worlds highest standard PFI benchmark testing. The safety of the product to human health and the impact of the environment are aspects that Double Helix attaches great importance to.
Tea-core horsehide mainly refers to only dyeing the surface of horsehide but not penetrating to keeping the tea-core. Even being widely used, Double Helix's tea-core horsehide still have a special presence, bearing years to experience and technology in the decorous feeling and high level sense of the leather. because of only dyeing the surface of horsehide, back, as the deepest color system, always has a greyish feeling after dyeing and thus it is difficult to accurately dye black with pure color. The current operator o the tannery that Double Helix cooperates with has been in the business for over 50 years. The team has rich experience in the relationship between the tanning and dyeing process. In order to dye the pure black, Double Helix specially commissions the order. A special horsehide was made, and after repeated tests of dyeing tests, as black tea-core horsehide of Double Helix was produced.
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