Sizing & Fit Guide
Sizing charts for an item can be found in the product description on that product’s page. Sizing data is specific to each item. Accurate size selection is essential ordering each of your one of a kind items! Once an item has been ordered we start making it right away, so be sure you review the sizing data for your item and select the correct size before proceeding with your one-of-a-kind purchase! Thank you from the OoaKC team!
Sections in This Guide:

Accurate T-Shirt Sizing
Our size charts on each product page come directly from the manufacturer. The sizing data available varies slightly depending on the style (ie. Classic, Premium, Deluxe, Etc).
- LENGTH: Measured from where the shoulder seam meets the collar down.
- WIDTH: The body of the shirt measured from armpit to armpit.
- CHEST: The approximate ideal range of the wearer's chest measurements.
- SLEEVE LENGTH / SLEEVE CENTER BACK: Measured from the center back of the neck, across the shoulder, and down the sleeve.
How to Get the Best Fitting Tee
- Grab your favorite fitting t-shirt and lay it out flat on a smooth surface.
- Measure your favorite shirt’s length, width, and sleeve length.
- Measure your chest.
One of a Kind Cloth Shirt Types
All One of a Kind Cloth shirts and apparel are printed in the USA using only certified, vegan, water-based inks free of harmful chemicals. Our advanced printing process creates almost zero wastewater and uses less energy, lowering our carbon footprint
T-Shirt Types Sorted by Fabric Weight: Heavy to Lightweight
DELUXE Graphic Tees
OoaKC Deluxe Tees are thick and structured while super soft, breathable and super comfy. Our deluxe tees are garment-dyed for that unique, slightly vintage look and relaxed street style. Fabric: Garment-dyed and made with 100% soft ring spun U.S. cotton fabric. Weight: Heavyweight - 6.1 oz/yd² (206.8 g/m²). Fit: Relaxed fit / Unisex. Feel: Thick & Plush. Stretch: Good, keeps shape, shrink resistant. Features: 7/8″ double-needle topstitched collar. Twill-taped neck and shoulders for extra durability. Double-needle armhole, sleeve, and bottom hems. Seamless body. Twill label. Nature inspired hues, using certified low-impact dyes and earth-friendly processes.
INFINITY Graphic Tees
OoaKC Infinity Tees combine clean structure with long-lasting comfort. The soft, mid-heavyweight fabric keeps its shape and forev feels great. Our Infinity tees are a dynamic, comfortable, reliable, design rich all-over staple. Fit: Regular fit. Feel: Soft & Resilient. Weight: Mid-Heavyweight - 5.6 oz./yd.² (189 g/m²). Stretch: Great, keeps shape. Print: Smooth surface for vibrant prints. Fabric: 96% Cotton, 4% Elastane. Features: Pilling-resistant. Built to last. Self-fabric collar. Colorfast after washing. Tear-away care label.
CLASSIC Graphic Tees
OoaKC Classic Tees are 100% cotton, with a slightly boxy, forever-trending, iconic look. Fit: Classic / Boxy / Street / Unisex. Feel: Classic Soft Cotton. Weight: Mid-weight - 5.0–5.3 oz/yd² (170-180 g/m²). Stretch: Medium, maintains shape. Fabric: Made with 100% U.S. cotton and the latest breakthrough in soft cotton technology. Sport Grey: 90% cotton, 10% polyester. Ash Grey: 99% cotton, 1% polyester. Heather colors: 50% cotton, 50% polyester. Features: Seamless body. Classic width, rib collar. Taped neck and shoulders for comfort and durability. Double seam at sleeves and bottom hem. Recycled tear-away label. Made with certified low-impact dyes.
Send Us a Message
Feel free to send us a message if you'd like more information about the sizing or sstyle of your one of a kind items!