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Looking for a versatile free sweater knitting pattern for babies, children, and adults? The Flax Sweater by Tin Can Knits is a modern top-down pullover designed to help knitters build confidence while learning seamless sweater construction.
Flax is part of the popular Simple Collection, a series of free patterns and tutorials created to teach essential knitting skills. With sizes ranging from babies to adults, it is a practical pattern that can be used again and again for different family members.
Flax Sweater Pattern at a Glance
Pattern: Flax Sweater
Designer: Tin Can Knits
Craft: Knitting
Category: Pullover / Sweater
Construction: Top-down and seamless
Yarn Weight: Worsted / Aran
Gauge: 18 stitches and 22 rows = 4 inches in stockinette stitch in the round
Needle Sizes: US 6 / 4.0 mm and US 8 / 5.0 mm
Yardage: Approximately 220–2100 yards (201–1920 m)
Sizes: 0–6 months through 6XL
Pattern Availability: Free
About the Flax Sweater
The Flax Sweater is one of those patterns that works especially well as a first garment project. It is designed with clean lines, simple shaping, and a seamless construction method that helps knitters understand how a sweater comes together without adding unnecessary complexity.
The sweater is worked from the top down, which means you begin at the neckline and continue through the yoke, body, and sleeves. This construction style is popular because it allows you to see the garment take shape as you knit.
Flax is also designed as part of a teaching collection, so it is supported by tutorials from Tin Can Knits that explain many of the techniques used throughout the project.
Sizes from Baby to Adult
One of the biggest advantages of the Flax pattern is its wide size range. The current worsted-weight version includes 19 sizes, beginning with babies and continuing through larger adult sizes.
Available sizes include:
- 0–6 months
- 6–12 months
- 1–2 years
- 2–4 years
- 4–6 years
- 6–8 years
- 8–10 years
- Adult sizes XS through 6XL
Because the pattern covers such a broad range, it can be a useful staple if you enjoy knitting sweaters for different members of the family.
Yarn and Gauge
The Flax worsted pattern is written for worsted / aran-weight yarn. The published gauge is:
18 stitches × 22 rows = 4 inches in stockinette stitch in the round
The listed yarn requirement ranges from approximately 220 to 2100 yards (201 to 1920 meters), depending on the size you choose.
Since Flax is available in both child and adult sizes, yarn requirements vary significantly. Always check the original pattern for the exact yardage needed for your selected size before purchasing yarn.
Needles
The pattern lists two main needle sizes:
- US 6 / 4.0 mm
- US 8 / 5.0 mm
The larger needles are used to achieve the main stockinette gauge, while the smaller size is used for specific sections of the sweater. Follow the original pattern instructions for the exact needle setup and construction details.
Why Flax Is Popular with Newer Sweater Knitters
Flax was created as part of Tin Can Knits' learn-to-knit series, which makes it especially useful for knitters who want to move from smaller projects into garment knitting.
The design introduces several important sweater-making skills in a relatively straightforward project, including top-down construction, knitting in the round, shaping, and finishing a seamless pullover.
At the same time, the finished sweater has a simple modern look that works well for babies, children, teenagers, and adults.
Other Versions of the Flax Sweater
Tin Can Knits now offers Flax in more than one yarn-weight version. In addition to Flax worsted, there are also lighter-weight versions including Flax DK and Flax Light.
These are separate pattern versions with different gauges, needle sizes, and yarn requirements, so be sure you are following the version that matches the yarn weight you want to use.
Is the Flax Sweater Pattern Free?
Yes. The Flax worsted sweater pattern by Tin Can Knits is currently available as a free knitting pattern.
The pattern can be accessed through the official Tin Can Knits website and is also available through Ravelry.
Get the Free Flax Sweater Pattern
Amazing Knitting does not reproduce the designer's knitting instructions. Please visit the official Tin Can Knits pattern page for the complete pattern, current sizing, tutorials, updates, and download options.
Get the Free Flax Sweater Pattern →
Pattern credit: Flax was created by Tin Can Knits as part of The Simple Collection. Pattern availability, sizing, and technical details are controlled by the designers and may change over time.
More Free Sweater Knitting Patterns
If you enjoy knitting simple sweaters, explore more free sweater knitting patterns and baby sweater knitting patterns from the Amazing Knitting archive.
Before You Start
Check the official pattern page before choosing yarn or needles so you can confirm the latest sizing, gauge, materials, and pattern notes for the version you plan to knit.



















