![Amazon.com: Circulo Amigurumi Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting, Soft Yarn, Pink Yarn Art - Sport Weight Yarn, 4.4 oz, 278 yds - Color 3182 - Pitaya Amazon.com: Circulo Amigurumi Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting, Soft Yarn, Pink Yarn Art - Sport Weight Yarn, 4.4 oz, 278 yds - Color 3182 - Pitaya](https://m.media-amazon.com/images/I/61gg-ygs1lL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Amigurumi Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting, Soft Yarn, Pink Yarn Art - Sport Weight Yarn, 4.4 oz, 278 yds - Color 3182 - Pitaya
![Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted) Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted)](https://m.media-amazon.com/images/I/61O-mO9-M7L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted)
![Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport](https://m.media-amazon.com/images/I/61E24j0G2eL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport
![Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Blue Cotton Yarn -Color 2012 - Candy Bluel, 5.3 oz, 433 yds – Sport Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Blue Cotton Yarn -Color 2012 - Candy Bluel, 5.3 oz, 433 yds – Sport](https://m.media-amazon.com/images/I/61qG3mp-wjL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Blue Cotton Yarn -Color 2012 - Candy Bluel, 5.3 oz, 433 yds – Sport
![Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport](https://m.media-amazon.com/images/I/61E24j0G2eL.jpg)
Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton - Yarn Crocheting and Knitting -Color 7030 - Mustard 5.3 oz, 433 yds – Sport
![Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Multi Colored Yarn - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 9900 - Sand Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Multi Colored Yarn - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 9900 - Sand](https://m.media-amazon.com/images/I/51Vds6YXk9L.jpg)
Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Multi Colored Yarn - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 9900 - Sand
![Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted) Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted)](https://m.media-amazon.com/images/I/61jxd30NCZL.jpg)
Amazon.com: Circulo Natural Cotton Yarn - Big Ball 24.7 oz - 100% Brazilian Virgin Cotton - Undyed - Pack of 1 Ball - Color 20 Natural (4/8 - Worsted)
![Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Red Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 7136 - Marsala Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Red Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 7136 - Marsala](https://m.media-amazon.com/images/I/61BvshXse-L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Red Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 7136 - Marsala
![Could the recycled yarns substitute for the virgin cotton yarns: a comparative LCA | The International Journal of Life Cycle Assessment Could the recycled yarns substitute for the virgin cotton yarns: a comparative LCA | The International Journal of Life Cycle Assessment](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs11367-020-01815-8/MediaObjects/11367_2020_1815_Fig1_HTML.png)
Could the recycled yarns substitute for the virgin cotton yarns: a comparative LCA | The International Journal of Life Cycle Assessment
![Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky](https://m.media-amazon.com/images/I/61a+-mjCX3L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky
![Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky](https://m.media-amazon.com/images/I/71yjorbkYzL.jpg)
Amazon.com: Circulo Anne Yarn, 100% Mercerized Brazilian Virgin Cotton - Cotton Yarn for Crocheting and Knitting - Soft Yarn, Blue Yarn Art - Fingering Weight Yarn, 547 yds, 5.19 oz - Color 12151 - Sky
![Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton -Pink Yarn for Crocheting -Color 7563 - Chantilly, 5.3 oz, 433 yds – Sport Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton -Pink Yarn for Crocheting -Color 7563 - Chantilly, 5.3 oz, 433 yds – Sport](https://m.media-amazon.com/images/I/61mN6e7yZLL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Circulo Charme Cotton Yarn for Crochet and Knitting, 100% Mercerized Cotton Yarn, Brazilian Virgin Cotton -Pink Yarn for Crocheting -Color 7563 - Chantilly, 5.3 oz, 433 yds – Sport
![Could the recycled yarns substitute for the virgin cotton yarns: a comparative LCA | The International Journal of Life Cycle Assessment Could the recycled yarns substitute for the virgin cotton yarns: a comparative LCA | The International Journal of Life Cycle Assessment](https://media.springernature.com/m685/springer-static/image/art%3A10.1007%2Fs11367-020-01815-8/MediaObjects/11367_2020_1815_Fig3_HTML.png)