Threadmill California King Sheets 1000 TC Supima Cotton - Hotel Soft

In this review of the Threadmill California King Sheets the bottom line is simple: these 100% Supima cotton, 1000 thread count sheets are aimed at sleepers who want a hotel-like, sateen-soft feel and durable, breathable bedding. The single biggest reason to buy is the luxurious fabric quality that becomes softer with washing while retaining a dense, substantial hand. The set promises a deep-pocket fitted sheet and two king pillowcases, and it stands out for craftsmanship, OEKO-TEX certification, and eco-conscious manufacturing.

Key Features

• 100% Supima Cotton: Uses extra-long staple Supima yarns for a smoother, stronger fabric that softens over time.
• 1000 Thread Count Sateen: The high thread count and sateen weave give a velvety sheen and a plush hotel-like feel night after night.
• Deep Pocket Fitted Sheet: The fitted sheet includes a 17in deep pocket with all-around elastic to accommodate thicker mattresses without slipping.
• Durable Finish: Fabric is tested to resist pilling, loose fibers, and fading so the set should maintain its look with proper care.
• Eco and Safety Certifications: OEKO-TEX certified and produced in a wind and solar powered factory, with packaging in a reusable cotton tote.
• Care Convenience: Machine wash at room temperature and fold promptly to reduce shrinkage and wrinkles.

Who It's For

These sheets are well suited to people who prioritize a luxurious, thick-feeling sheet with a soft sateen finish and long-term durability. Couples, hotel-style bedroom setups, and owners of medium to tall mattresses who need an extra deep pocket will appreciate the fit and fabric weight.

Shoppers who need performance features like moisture-wicking cooling specifically for hot sleepers or who require organic certification beyond OEKO-TEX may want to compare alternatives; some buyers also reported mixed experiences with exact fit and top sheet dimensions, so measure mattress depth carefully before purchase.

Pros & Cons

Pros

• High-quality 100% Supima cotton gives a soft, luxurious hand that improves with washing.
• 1000 thread count sateen weave provides a smooth, hotel-like sheen and comfortable breathability.
• Generous 17in deep pocket fitted sheet with all-around elastic helps the sheet stay snug on thicker mattresses.
• OEKO-TEX certification and renewable-energy manufacturing add environmental and safety assurance.

Cons

• Some customers report the fit of the top sheet and fitted sheet varies from expectation, so sizing can be inconsistent for certain mattress dimensions.
• The dense, high thread count feel may be warmer than percale for people who prefer a crisp, cool sheet.

Specifications

Set contents	1 flat sheet, 1 fitted sheet, 2 king pillowcases
Flat sheet size	108in W x 102in L
Fitted sheet size	72in W x 84in L + 17in deep pocket
Pillowcase size	20in W x 40in L (King) - 2 included
Material	100% Supima Cotton, sateen weave
Thread count	1000
Certifications	OEKO-TEX; manufactured using wind and solar energy

Our Verdict

The Threadmill California King Sheets are a solid choice for anyone seeking a plush, hotel-style sheet set made from genuine 100% Supima cotton. They deliver lasting softness, a premium sateen finish, and practical features like a 17in deep pocket and eco-friendly production. They represent good value for shoppers who want a luxurious feel and durability, though careful attention to mattress sizing is advised to ensure the best fit.

Frequently Asked Questions

Are these sheets true Supima cotton?
Yes; the set is made from 100% Supima cotton yarns with a 1000 thread count sateen weave for a smooth, durable finish.

Will the fitted sheet fit thick mattresses?
The fitted sheet includes a 17in deep pocket and all-around elastic designed to fit thicker mattresses, but measure mattress depth to confirm fit.

How should I care for these sheets?
Machine wash at room temperature and fold soon after drying to minimize shrinkage and wrinkles; the fabric is made to resist pilling and fading.