Water Bottle Bag Sewing Pattern and Tutorial
This tutorial and pattern are for those with some sewing experience. Setting the circle on the bottom can be challenging but is a great skill to master. This bag will hold a water bottle with up to a 3″ diameter. 
Tools:
Sewing machine
Scissors
Pins
Materials:
1/4 yard Cotton or 1 fat quarter of face fabric
1/4 yard lining
1/4″ yard mesh
16″ of round cord
Cord slide
D ring or plastic round 1 1/4″ ring
Ribbon or binding for strap
Thread
Print Pattern water bottle
Cut interlining of body and bottom.
Adhere fabric face and interlining then cut the face fabric out.
Cut strips for d ring straps .
Cut lining of body and bottom.
Cut mesh.
Sew strap right sides together down the long side
Turn right side out and press flat
Cut in half
Fold in half with ring in the middle.
Sew end with 1/2″ seam allowance.
Turn the raw edges to the inside offset the seam by 1/2″ and press flat.
Place the straps in their position on the body.
Sew them on with a box with an x in the center. This is for strength.
Fold the body in half right sides together and sew with a 1/2″ seam allowance. This is very important , if the seam allowance is incorrect than the bottom of the bag will not fit properly.
Using the notches line up the bottom with the body. Pin from the bottom.
Snip the body along the bottom. Make sure the snips are less than 1/2″ .
Sew with the bottom facing up.
Trim triangles in the seam allowance. Turn right sides out.
Fold the lining body with right sides and sew leaving open a area to turn .it should be about 4″.
Repeat the process of attaching the bottom for the lining
Sew the bottom on the body
For mesh area fold the short sides in and zigzag stitch hem in place.
Fold mesh in half longways wrong sides together with the cord in the center.
Zigzag stitch close to the cord.
Bast stitch the raw edges together.
Wrap the mesh around the body face and pin in place.
Sew at 1/4″ along the top.
Slide the lining over these 2 sections and pin in place.
The right sides should be facing. Sew at 1/2″ from the inside of the tube.
Pull right side out through the space in the lining.
Sew the opening closed
Top stitch from the inside close to the edge
Put the cord slide on the elastic and tie a knot.
Heat the cord to seal the elastic if needed.
Put the strap on the d rings with the folded side facing in. Sew in place.
Be careful not to twist the strap.
