Free Crochet Oversized Tank Top Pattern With Peekaboo Straps

Crochet Oversized Tank Top

The peekaboo straps are a small detail that makes a big difference they sit over a bralette or swimsuit strap cleanly without bunching. Sizing runs inclusive, and the single crochet construction means even newer makers can get through it without getting lost in the stitch pattern. For a plus-size-friendly tank with a different drape, the crochet tank top plus size is worth bookmarking alongside this one.

Materials and Tools

• DK weight cotton yarn — amount varies depending on your measurements and hem length
• 5 mm crochet hook (bodice and waistband)
• 4 mm crochet hook (straps)
• Scissors
• Stitch markers
• Yarn needle

Difficulty and Time

Skill level: Intermediate Estimated time: 6–10 hours Best for: Makers familiar with half double crochet, double crochet, working in the round, and basic increase shaping. No stitch counts are fixed here — this is a measured, fit-as-you-go pattern.

Essential Stitch Reference

• single crochet

The Pattern

Part One: The Bodice (Bandeau)

• Measure from the top of your cleavage down to just under your bust. Chain to match this measurement.
• Work half double crochet in each chain across.
• Continue working half double crochet rows until the panel is wide enough to wrap snugly around your chest.
• Fold the panel so the short ends meet. Join with slip stitches to form a tube, with the seam centered at the back.

Tip: Keep your tension consistent across the bodice rows — DK cotton has very little stretch, so the snug fit depends entirely on your stitch tension rather than fabric recovery. Check the fit around your chest before joining.

1. Just starting out with crochet? The video tutorial below is a great place to begin, or challenge yourself with the written pattern below!

Part Two: The Straps (Peekaboo Style)

• Switch to the 4 mm hook for added strap strength and stitch firmness.
• Attach yarn at the back seam and work half double crochet evenly around the entire top edge of the bodice.
• Try the top on and mark where your bra straps naturally sit, placing markers at both the front and back positions on each side.
• From a front marker, chain the length needed to reach the corresponding back marker and slip stitch to secure it.
• Work half double crochet back along the full length of the strap chain.
• Chain a short length from partway up the strap to create the decorative split, then attach it to form a loop.
• Single crochet across the remaining strap section above the split to secure and neaten the split detail.
• Repeat the same split construction on the opposite side of the same strap.
• Repeat all strap steps in full for the second strap.

Tip: Try the bodice on before committing to strap length — chain a few extra stitches and lay the chain over your shoulder first. It takes thirty seconds and saves you from ripping back a completed strap.

Part Three: The Waistband (Belt Detail)

• Switch back to the 5 mm hook.
• Attach yarn at the bottom edge of the bodice at the back seam.
• Work double crochet evenly in the round.
• Complete a total of three rounds to build the waistband and create an empire waist effect.

Tip: If your double crochet rounds begin to flare outward rather than sitting flat, try working with a slightly tighter tension on the waistband rounds — cotton at DK weight can spread quickly in double crochet when worked at the same gauge as the HDC bodice.

Part Four: The Handkerchief Bottom

• Count your total stitches in the round and divide by four to determine where each corner point should fall.
• Place stitch markers evenly around the round to mark all four corner positions.
• Work double crochet in every stitch, and at each marked corner work one double crochet, chain one, then one double crochet into the same stitch to create a corner increase.
• On following rounds, work the corner increases into the chain one space from the previous round.
• Continue working rounds with corner increases until the hem reaches your desired length.
• Finish with a border round in a solid or contrasting color as preferred.

Yarn Substitution

Cotton is not optional here — it is the reason the handkerchief hem hangs the way it does. Acrylic yarns at DK weight will not give you the same drape or weight, and the hem corners will not fall cleanly. A linen-cotton blend is an excellent alternative that adds even more drape. Bamboo blends also work well and have a subtle sheen that suits the top’s style. If you substitute, stay as close to DK weight as possible since the strap and bodice are both measured rather than charted, and a heavier yarn will change proportions noticeably.

Customization Ideas

• Skip the handkerchief hem and work straight rounds for a standard cropped hem — cleaner for a more minimalist look.
• Add a third strap round for a thicker, bra-style strap if the peekaboo style is not your preference.
• Work the border round in a contrasting color to frame the handkerchief points visually.
• Extend the waistband to four or five rounds if you want a more defined band that sits lower on the torso.

FAQ

1. This pattern has no stitch counts — how do I know if I am doing it right? This is a measured pattern, which means your body is the gauge swatch. The bodice panel should be long enough to span from your cleavage to just under your bust, and wide enough to wrap fully around your chest. The fit check at each stage — before joining the tube, before finalizing strap length — is built into the construction. Trust the measurements over any fixed number.

2. My handkerchief hem is curling instead of lying flat. What is happening? The most common cause is tension. If your double crochet rounds are too tight, the fabric pulls inward rather than draping outward. Try loosening your tension slightly on the hem rounds, or move up half a hook size just for the handkerchief section. The corner increases should be creating clear, sharp points — if they look rounded rather than angled, the chain one space may be getting worked into incorrectly.

3. Can I make this strapless by skipping the strap section? Technically yes, though you would want to work a firm single crochet border around the top edge to keep it from rolling. A strapless version works best if you make the bodice panel slightly snugger than the pattern suggests so it holds up without straps to anchor it.