Add a cute and colorful touch to your tumbler with these 3D printable flower straw covers.

The set includes 2 different flower designs:

Rounded 5-Petal Flower Pointed 5-Petal Flower

Each design is available in multiple inner-hole sizes to fit different straw diameters.

Included Sizes

8.0 mm8.1 mm8.2 mm9.0 mm9.1 mm9.2 mm10.0 mm10.1 mm10.2 mm

18 STL/3MF files total — 9 sizes × 2 design

Features2 decorative flower designs18 STL files included8–10 mm straw compatibility1.99Multiple tolerance optionsEasy to printGreat for tumblers and reusable cupsCustomize with different filament colorsPerfect for gifts, personal use, and tumbler accessories

Approx. print time: 35–45 minutes per pieceApprox. filament: 4–5 g per piece

Recommended Printing settings

Material: TPU 95A (recommendation) / PLA / PLA+Nozzle: 0.4 mmLayer height: 0.16–0.20 mmWalls: 3Top/Bottom: 3–4 layersInfill: 15–25%Supports: NoPrint speed: 40–60 mm/sCooling: 100% for PLABuild plate: PEI / smooth / textured

For the flower detail, I recommend 0.16 mm layer height for a cleaner finish.

Important: The stated hole sizes are nominal CAD dimensions. Actual fit can vary depending on printer calibration, extrusion settings, and the physical straw diameter. The included 8.0/8.1/8.2, 9.0/9.1/9.2 and 10.0/10.1/10.2 mm versions are provided to make fitting easier.