Eucalyptus TENCEL®, Cotton and Linen Sheets & Duvet Covers
Discover moisture regulating and cooling TENCEL® sheet sets and comforters, or breathable, crisp SUPIMA® Cotton Percale and Portuguese Flax Linen.
Choose Cotton, Eucalyptus or Linen
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"Best Overall Cooling Sheets"
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"Best Bedsheets"
Frequently Asked Questions About Sheets and Sheet Sets
While thread count isn't a reliable measure of quality (construction, weave, fiber origin, softness, GSM, are more important), we know this measure is important to some of our customers. Our sustainable bed sheets range from 300–450 thread count.
Yes — all of our sustainable bed sheets have hypoallergenic properties, and are made without the bleaches, dyes, and harsh chemicals that commonly irritate sensitive skin. All fabrics, including our TENCEL® eucalyptus bedding, are OEKO-TEX® tested to be free from 1,000+ chemical substances.
Our bedding features a 16-inch pocket depth, ideal for deep mattresses.
Buffy sheets are made from 100% TENCEL® lyocell derived from the Eucalyptus plant, or award winning SUPIMA® cotton sheets grown in the United States, or European flax linen harvested in France and Belgium.
A Buffy sheet set includes a fitted sheet, a flat sheet, and two pillowcases. The Breeze and Supima cotton sheet sets bundle all four pieces in a single fabric, so the bed dresses head to toe in one go.
The best sheet material for hot sleepers and night sweats is eucalyptus-derived TENCEL™ lyocell, used in the Breeze sheet set. The fiber moves 32% more air than cotton and pulls heat and moisture off the body, for a measured 1.9°F drop in temperature. Belgian linen is also cool and airy to sleep on, and crisp Supima cotton percale is the most breathable cotton choice.
The Breeze sheet set is the most cooling and gentlest option, pH-balanced to the skin's natural range with no catching fibers or synthetic finishes. Supima cotton is the most durable, with crisp percale that holds its color through years of washing. Belgian linen is the most textured and improves with every wash, softening and gaining character over time.
To find the right sheet set size for your mattress, match your mattress to a standard size from Twin to California King. Buffy sheet sets cover this range, and every fitted sheet is built with a deep 15-inch pocket that fits standard and deeper mattresses, including beds with a topper.
Buffy sheet sets are built to hold up to regular washing with minimal shrinking, pilling, or fading. The Breeze sheet set is tested for pilling resistance, the Supima cotton sheet set is exceptionally color-fast and holds its color for years, and Belgian linen is made for a long lifespan.
As a general rule, wash your sheet set every one to two weeks. People who sweat overnight, run hot, share a bed with pets, or have sensitive skin may prefer to wash weekly. Whichever schedule you choose, always machine-wash cold and tumble-dry low.
To make your Buffy sheet set last, machine-wash cold and tumble-dry low, and skip bleach and fabric softeners that break down fibers over time. We recommend rotating between two sets so each one rests between washes and wears evenly.
Sustainably Made Bed Sheets for Healthier, Cooler Sleep
Upgrade your sleep with luxuriously soft bed sheets that combine comfort, breathability, and clean, sustainable materials.
Buffy crafts luxury bed sheet sets from plant-based fabrics like TENCEL® eucalyptus, SUPIMA® cotton, and European flax linen — naturally cooling, ultra-soft, and ideal for hot sleepers.
All are certified OEKO-TEX Standard 100 CLASS I (stricter than CLASS II typical bedding brands) and made without harsh dyes or chemicals, so they're gentle on sensitive skin.
Available in a variety of fabrics and colors, Buffy's sustainable, natural bedding creates a cool, moisture-managing and thermo-regulating sleep experience that's soft, third party tested for safety, and made to last.

























